SEC Info - CEA Industries Inc. - ‘10-K’ for 12/31/21

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CEA Industries Inc. – ‘10-K’ for 12/31/21 – ‘EX-101.LAB’

On: Tuesday, 3/29/22, at 4:00pm ET · For: 12/31/21 · Accession #: 1493152-22-8011 · File #: 1-41266

Previous ‘10-K’: ‘10-K’ on 3/24/21 for 12/31/20 · Next: ‘10-K’ on 3/28/23 for 12/31/22 · Latest: ‘10-K’ on 3/29/24 for 12/31/23 · 16 References:

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/29/22  CEA Industries Inc.               10-K       12/31/21   81:9.9M                                   M2 Compliance LLC/FA

Annual Report — Form 10-K

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.80M 
 2: EX-4.8      Instrument Defining the Rights of Security Holders  HTML     42K 
 3: EX-21.1     Subsidiaries List                                   HTML     21K 
 4: EX-23.1     Consent of Expert or Counsel                        HTML     21K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     25K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     25K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     23K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     23K 
14: R1          Cover                                               HTML     93K 
15: R2          Consolidated Balance Sheets                         HTML    153K 
16: R3          Consolidated Balance Sheets (Parenthetical)         HTML     54K 
17: R4          Consolidated Statements of Operations               HTML    102K 
18: R5          Consolidated Statements of Changes in               HTML     83K 
                Shareholders' Deficit                                            
19: R6          Consolidated Statements of Cash Flows               HTML    120K 
20: R7          Description of Business                             HTML     31K 
21: R8          Basis of Presentation; Summary of Significant       HTML    171K 
                Accounting Policies                                              
22: R9          Leases                                              HTML     69K 
23: R10         Inventory                                           HTML     31K 
24: R11         Property and Equipment                              HTML     39K 
25: R12         Intangible Assets                                   HTML     37K 
26: R13         Accounts Payable and Accrued Liabilities            HTML     33K 
27: R14         Note Payable and Accrued Interest                   HTML     37K 
28: R15         Temporary Equity                                    HTML     44K 
29: R16         Related Party Agreements and Transactions           HTML     30K 
30: R17         Commitments and Contingencies                       HTML     30K 
31: R18         Preferred and Common Stock                          HTML     66K 
32: R19         Outstanding Warrants                                HTML    103K 
33: R20         Equity Incentive Plans                              HTML    290K 
34: R21         Income Taxes                                        HTML     67K 
35: R22         Subsequent Events                                   HTML     66K 
36: R23         Basis of Presentation; Summary of Significant       HTML    235K 
                Accounting Policies (Policies)                                   
37: R24         Basis of Presentation; Summary of Significant       HTML     56K 
                Accounting Policies (Tables)                                     
38: R25         Leases (Tables)                                     HTML     44K 
39: R26         Inventory (Tables)                                  HTML     30K 
40: R27         Property and Equipment (Tables)                     HTML     33K 
41: R28         Intangible Assets (Tables)                          HTML     33K 
42: R29         Accounts Payable and Accrued Liabilities (Tables)   HTML     31K 
43: R30         Outstanding Warrants (Tables)                       HTML     74K 
44: R31         Equity Incentive Plans (Tables)                     HTML    234K 
45: R32         Income Taxes (Tables)                               HTML     47K 
46: R33         Schedule of Revenue by Source (Details)             HTML     33K 
47: R34         Schedule of Remaining Performance Obligations       HTML     33K 
                Expected to be Recognized (Details)                              
48: R35         Schedule of Share-based Compensation Costs          HTML     29K 
                (Details)                                                        
49: R36         Basis of Presentation; Summary of Significant       HTML    122K 
                Accounting Policies (Details Narrative)                          
50: R37         Schedule of Lease Cost (Details)                    HTML     34K 
51: R38         Schedule of Future Annual Minimum Lease Payments    HTML     40K 
                (Details)                                                        
52: R39         Leases (Details Narrative)                          HTML     65K 
53: R40         Schedule of Inventory (Details)                     HTML     32K 
54: R41         Inventory (Details Narrative)                       HTML     23K 
55: R42         Schedule of Property and Equipment (Details)        HTML     36K 
56: R43         Property and Equipment (Details Narrative)          HTML     29K 
57: R44         Schedule of Intangible Assets (Details)             HTML     34K 
58: R45         Intangible Assets (Details Narrative)               HTML     33K 
59: R46         Schedule of Accounts Payable and Accrued            HTML     36K 
                Liabilities (Details)                                            
60: R47         Accounts Payable and Accrued Liabilities (Details   HTML     29K 
                Narrative)                                                       
61: R48         Note Payable and Accrued Interest (Details          HTML     35K 
                Narrative)                                                       
62: R49         Temporary Equity (Details Narrative)                HTML     82K 
63: R50         Related Party Agreements and Transactions (Details  HTML     31K 
                Narrative)                                                       
64: R51         Commitments and Contingencies (Details Narrative)   HTML     30K 
65: R52         Preferred and Common Stock (Details Narrative)      HTML    139K 
66: R53         Schedule of Outstanding Warrants to Purchase        HTML     50K 
                Common Stock (Details)                                           
67: R54         Schedule of Warrants Outstanding (Details)          HTML     34K 
68: R55         Outstanding Warrants (Details Narrative)            HTML     93K 
69: R56         Schedule of Stock Option Activity (Details)         HTML     97K 
70: R57         Summary of Non-vested Non-qualified Stock Option    HTML     73K 
                Activity (Details)                                               
71: R58         Schedule of Restricted Stock Units Activity         HTML     49K 
                (Details)                                                        
72: R59         Equity Incentive Plans (Details Narrative)          HTML    190K 
73: R60         Schedule of U.S. Federal Statutory Income Tax Rate  HTML     38K 
                and Reported Provision for Income Taxes (Details)                
74: R61         Schedule of Deferred Tax Assets (Details)           HTML     41K 
75: R62         Income Taxes (Details Narrative)                    HTML     63K 
76: R63         Subsequent Events (Details Narrative)               HTML    188K 
79: XML         IDEA XML File -- Filing Summary                      XML    139K 
77: XML         XBRL Instance -- form10-k_htm                        XML   2.14M 
78: EXCEL       IDEA Workbook of Financial Reports                  XLSX    118K 
10: EX-101.CAL  XBRL Calculations -- cead-20211231_cal               XML    192K 
11: EX-101.DEF  XBRL Definitions -- cead-20211231_def                XML    904K 
12: EX-101.LAB  XBRL Labels -- cead-20211231_lab                     XML   1.49M 
13: EX-101.PRE  XBRL Presentations -- cead-20211231_pre              XML   1.12M 
 9: EX-101.SCH  XBRL Schema -- cead-20211231                         XSD    221K 
80: JSON        XBRL Instance as JSON Data -- MetaLinks              436±   609K 
81: ZIP         XBRL Zipped Folder -- 0001493152-22-008011-xbrl      Zip    344K

‘EX-101.LAB’ — XBRL Labels — cead-20211231_lab

This Exhibit is an XBRL XML File.

<?xml version="1.0" standalone="no" encoding="windows-1252"?>

<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" roleURI="http://www.xbrl.org/2009/role/negatedLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" roleURI="http://www.xbrl.org/2009/role/negatedNetLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel"/>

<link:roleRef xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" roleURI="http://www.xbrl.org/2009/role/netLabel"/>

<link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="us-gaap_StatementEquityComponentsAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xml:lang="en-US"> Equity Components [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US"> Common Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WarrantMember" xlink:label="us-gaap_WarrantMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantMember" xlink:to="us-gaap_WarrantMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantMember_lbl" xml:lang="en-US"> Warrant [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="us-gaap_StatementClassOfStockAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementClassOfStockAxis" xlink:to="us-gaap_StatementClassOfStockAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xml:lang="en-US"> Class of Stock [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesAPreferredStockMember" xlink:label="us-gaap_SeriesAPreferredStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesAPreferredStockMember" xlink:to="us-gaap_SeriesAPreferredStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesAPreferredStockMember_lbl" xml:lang="en-US"> Series A Preferred Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockMember" xlink:label="us-gaap_PreferredStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockMember" xlink:to="us-gaap_PreferredStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockMember_lbl" xml:lang="en-US"> Preferred Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="us-gaap_AdditionalPaidInCapitalMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US"> Retained Earnings [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="us-gaap_SubsequentEventTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventTypeAxis" xlink:to="us-gaap_SubsequentEventTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="us-gaap_SubsequentEventMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventMember" xlink:to="us-gaap_SubsequentEventMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventMember_lbl" xml:lang="en-US"> Subsequent Event [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis" xlink:label="us-gaap_ChangeInAccountingEstimateByTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ChangeInAccountingEstimateByTypeAxis" xlink:to="us-gaap_ChangeInAccountingEstimateByTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ChangeInAccountingEstimateByTypeAxis_lbl" xml:lang="en-US"> Change in Accounting Estimate by Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryValuationAndObsolescenceMember" xlink:label="us-gaap_InventoryValuationAndObsolescenceMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationAndObsolescenceMember" xlink:to="us-gaap_InventoryValuationAndObsolescenceMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryValuationAndObsolescenceMember_lbl" xml:lang="en-US"> Inventory Valuation and Obsolescence [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerContractsMember" xlink:label="us-gaap_CustomerContractsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerContractsMember" xlink:to="us-gaap_CustomerContractsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CustomerContractsMember_lbl" xml:lang="en-US"> Customer Contracts [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardDateAxis" xlink:label="us-gaap_AwardDateAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardDateAxis" xlink:to="us-gaap_AwardDateAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardDateAxis_lbl" xml:lang="en-US"> Award Date [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyThreeMember" xlink:label="CEAD_TwoThousandAndTwentyThreeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyThreeMember" xlink:to="CEAD_TwoThousandAndTwentyThreeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndTwentyThreeMember_lbl" xml:lang="en-US"> 2023 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="us-gaap_BalanceSheetLocationAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationAxis" xlink:to="us-gaap_BalanceSheetLocationAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesMember_lbl" xml:lang="en-US"> Accounts Payable and Accrued Liabilities [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="us-gaap_ConcentrationRiskByTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByTypeAxis" xlink:to="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="us-gaap_CustomerConcentrationRiskMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerConcentrationRiskMember" xlink:to="us-gaap_CustomerConcentrationRiskMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xml:lang="en-US"> Customer Concentration Risk [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesRevenueNetMember" xlink:label="us-gaap_SalesRevenueNetMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueNetMember" xlink:to="us-gaap_SalesRevenueNetMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xml:lang="en-US"> Revenue Benchmark [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MajorCustomersAxis" xlink:label="srt_MajorCustomersAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MajorCustomersAxis" xlink:to="srt_MajorCustomersAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MajorCustomersAxis_lbl" xml:lang="en-US"> Customer [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CustomerOneMember" xlink:label="CEAD_CustomerOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerOneMember" xlink:to="CEAD_CustomerOneMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CustomerOneMember_lbl" xml:lang="en-US"> Customer One [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CustomerTwoMember" xlink:label="CEAD_CustomerTwoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerTwoMember" xlink:to="CEAD_CustomerTwoMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CustomerTwoMember_lbl" xml:lang="en-US"> Customer Two [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CustomerThreeMember" xlink:label="CEAD_CustomerThreeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerThreeMember" xlink:to="CEAD_CustomerThreeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CustomerThreeMember_lbl" xml:lang="en-US"> Customer Three [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="us-gaap_AccountsReceivableMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableMember" xlink:to="us-gaap_AccountsReceivableMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableMember_lbl" xml:lang="en-US"> Accounts Receivable [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SupplierConcentrationRiskMember" xlink:label="us-gaap_SupplierConcentrationRiskMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplierConcentrationRiskMember" xlink:to="us-gaap_SupplierConcentrationRiskMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SupplierConcentrationRiskMember_lbl" xml:lang="en-US"> Supplier Concentration Risk [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PurchasesOfInventoryMember" xlink:label="CEAD_PurchasesOfInventoryMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PurchasesOfInventoryMember" xlink:to="CEAD_PurchasesOfInventoryMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PurchasesOfInventoryMember_lbl" xml:lang="en-US"> Purchases of Inventory [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SupplierOneMember" xlink:label="CEAD_SupplierOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierOneMember" xlink:to="CEAD_SupplierOneMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SupplierOneMember_lbl" xml:lang="en-US"> Supplier One [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SupplierTwoMember" xlink:label="CEAD_SupplierTwoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierTwoMember" xlink:to="CEAD_SupplierTwoMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SupplierTwoMember_lbl" xml:lang="en-US"> Supplier Two [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SupplierThreeMember" xlink:label="CEAD_SupplierThreeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierThreeMember" xlink:to="CEAD_SupplierThreeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SupplierThreeMember_lbl" xml:lang="en-US"> Supplier Three [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualAxis" xlink:label="srt_TitleOfIndividualAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_TitleOfIndividualAxis" xlink:to="srt_TitleOfIndividualAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_TitleOfIndividualAxis_lbl" xml:lang="en-US"> Title of Individual [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_BoardOfDirectorsMember" xlink:label="CEAD_BoardOfDirectorsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BoardOfDirectorsMember" xlink:to="CEAD_BoardOfDirectorsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_BoardOfDirectorsMember_lbl" xml:lang="en-US"> Board Of Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SeriesBPreferredStockWarrantsMember" xlink:label="CEAD_SeriesBPreferredStockWarrantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SeriesBPreferredStockWarrantsMember" xlink:to="CEAD_SeriesBPreferredStockWarrantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SeriesBPreferredStockWarrantsMember_lbl" xml:lang="en-US"> Series B Preferred Stock Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="us-gaap_AwardTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US"> Award Type [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOptionMember" xlink:to="us-gaap_EmployeeStockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xml:lang="en-US"> Share-based Payment Arrangement, Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="srt_ProductOrServiceAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ProductOrServiceAxis" xlink:to="srt_ProductOrServiceAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ProductOrServiceAxis_lbl" xml:lang="en-US"> Product and Service [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquipmentMember" xlink:label="us-gaap_EquipmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquipmentMember" xlink:to="us-gaap_EquipmentMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquipmentMember_lbl" xml:lang="en-US"> Equipment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_EngineeringAndOtherServicesMember" xlink:label="CEAD_EngineeringAndOtherServicesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EngineeringAndOtherServicesMember" xlink:to="CEAD_EngineeringAndOtherServicesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_EngineeringAndOtherServicesMember_lbl" xml:lang="en-US"> Engineering and Other Services [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShippingAndHandlingMember" xlink:label="us-gaap_ShippingAndHandlingMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShippingAndHandlingMember" xlink:to="us-gaap_ShippingAndHandlingMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShippingAndHandlingMember_lbl" xml:lang="en-US"> Shipping and Handling [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyTwoMember" xlink:label="CEAD_TwoThousandAndTwentyTwoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyTwoMember" xlink:to="CEAD_TwoThousandAndTwentyTwoMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndTwentyTwoMember_lbl" xml:lang="en-US"> 2022 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="us-gaap_IncomeStatementLocationAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementLocationAxis" xlink:to="us-gaap_IncomeStatementLocationAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xml:lang="en-US"> Income Statement Location [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="us-gaap_CostOfSalesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfSalesMember" xlink:to="us-gaap_CostOfSalesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfSalesMember_lbl" xml:lang="en-US"> Cost of Sales [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdvertisingAndMarketingExpensesMember" xlink:label="CEAD_AdvertisingAndMarketingExpensesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdvertisingAndMarketingExpensesMember" xlink:to="CEAD_AdvertisingAndMarketingExpensesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdvertisingAndMarketingExpensesMember_lbl" xml:lang="en-US"> Advertising and Marketing Expenses [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ProductDevelopmentCostsMember" xlink:label="CEAD_ProductDevelopmentCostsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ProductDevelopmentCostsMember" xlink:to="CEAD_ProductDevelopmentCostsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ProductDevelopmentCostsMember_lbl" xml:lang="en-US"> Product Development Costs [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpensesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesMember_lbl" xml:lang="en-US"> Selling, General and Administrative Expenses [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="us-gaap_TypeOfArrangementAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TypeOfArrangementAxis" xlink:to="us-gaap_TypeOfArrangementAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xml:lang="en-US"> Collaborative Arrangement and Arrangement Other than Collaborative [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_BoulderFacilityLeaseMember" xlink:label="CEAD_BoulderFacilityLeaseMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BoulderFacilityLeaseMember" xlink:to="CEAD_BoulderFacilityLeaseMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_BoulderFacilityLeaseMember_lbl" xml:lang="en-US"> The Boulder Facility Lease [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:to="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xml:lang="en-US"> Accounting Standards Update [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member" xlink:label="us-gaap_AccountingStandardsUpdate201602Member"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingStandardsUpdate201602Member" xlink:to="us-gaap_AccountingStandardsUpdate201602Member_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingStandardsUpdate201602Member_lbl" xml:lang="en-US"> Accounting Standards Update 2016-02 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeAxis" xlink:to="srt_RangeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RangeAxis_lbl" xml:lang="en-US"> Statistical Measurement [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MinimumMember" xlink:to="srt_MinimumMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MinimumMember_lbl" xml:lang="en-US"> Minimum [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AgreementWithLandLordMember" xlink:label="CEAD_AgreementWithLandLordMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AgreementWithLandLordMember" xlink:to="CEAD_AgreementWithLandLordMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AgreementWithLandLordMember_lbl" xml:lang="en-US"> Agreement with Landlord [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_BoulderFacilityLeaseTerminationAgreementMember" xlink:label="CEAD_BoulderFacilityLeaseTerminationAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BoulderFacilityLeaseTerminationAgreementMember" xlink:to="CEAD_BoulderFacilityLeaseTerminationAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_BoulderFacilityLeaseTerminationAgreementMember_lbl" xml:lang="en-US"> Boulder Facility Lease Termination Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NewFacilityLeaseMember" xlink:label="CEAD_NewFacilityLeaseMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewFacilityLeaseMember" xlink:to="CEAD_NewFacilityLeaseMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NewFacilityLeaseMember_lbl" xml:lang="en-US"> New Facility Lease [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xml:lang="en-US"> Long-Lived Tangible Asset [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="us-gaap_FurnitureAndFixturesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesMember" xlink:to="us-gaap_FurnitureAndFixturesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xml:lang="en-US"> Furniture and Fixtures [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VehiclesMember" xlink:label="us-gaap_VehiclesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VehiclesMember" xlink:to="us-gaap_VehiclesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VehiclesMember_lbl" xml:lang="en-US"> Vehicles [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="us-gaap_LeaseholdImprovementsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseholdImprovementsMember" xlink:to="us-gaap_LeaseholdImprovementsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xml:lang="en-US"> Leasehold Improvements [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentMember" xlink:label="us-gaap_PropertyPlantAndEquipmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentMember" xlink:to="us-gaap_PropertyPlantAndEquipmentMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentMember_lbl" xml:lang="en-US"> Property, Plant and Equipment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_InventoryMember" xlink:label="CEAD_InventoryMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_InventoryMember" xlink:to="CEAD_InventoryMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_InventoryMember_lbl" xml:lang="en-US"> Inventory [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PatentsMember" xlink:label="us-gaap_PatentsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PatentsMember" xlink:to="us-gaap_PatentsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PatentsMember_lbl" xml:lang="en-US"> Patents [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WebSiteDevelopmentCostsMember" xlink:label="CEAD_WebSiteDevelopmentCostsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WebSiteDevelopmentCostsMember" xlink:to="CEAD_WebSiteDevelopmentCostsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WebSiteDevelopmentCostsMember_lbl" xml:lang="en-US"> WebSite Development Costs [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TrademarksMember" xlink:label="us-gaap_TrademarksMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TrademarksMember" xlink:to="us-gaap_TrademarksMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TrademarksMember_lbl" xml:lang="en-US"> Trademarks [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ThreeCustomersMember" xlink:label="CEAD_ThreeCustomersMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ThreeCustomersMember" xlink:to="CEAD_ThreeCustomersMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ThreeCustomersMember_lbl" xml:lang="en-US"> Three Customers [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:label="us-gaap_LoanRestructuringModificationAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoanRestructuringModificationAxis" xlink:to="us-gaap_LoanRestructuringModificationAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoanRestructuringModificationAxis_lbl" xml:lang="en-US"> Loan Restructuring Modification [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExtendedMaturityMember" xlink:label="us-gaap_ExtendedMaturityMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtendedMaturityMember" xlink:to="us-gaap_ExtendedMaturityMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExtendedMaturityMember_lbl" xml:lang="en-US"> Extended Maturity [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SeriesBRedeemableConvertiblePreferredStockMember" xlink:label="CEAD_SeriesBRedeemableConvertiblePreferredStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SeriesBRedeemableConvertiblePreferredStockMember" xlink:to="CEAD_SeriesBRedeemableConvertiblePreferredStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SeriesBRedeemableConvertiblePreferredStockMember_lbl" xml:lang="en-US"> Series B Redeemable Convertible Preferred Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertiblePreferredStockMember" xlink:label="us-gaap_ConvertiblePreferredStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertiblePreferredStockMember" xlink:to="us-gaap_ConvertiblePreferredStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertiblePreferredStockMember_lbl" xml:lang="en-US"> Convertible Preferred Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MaximumMember" xlink:to="srt_MaximumMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MaximumMember_lbl" xml:lang="en-US"> Maximum [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesBPreferredStockMember" xlink:label="us-gaap_SeriesBPreferredStockMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesBPreferredStockMember" xlink:to="us-gaap_SeriesBPreferredStockMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesBPreferredStockMember_lbl" xml:lang="en-US"> Series B Preferred Stock [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRightAxis" xlink:label="us-gaap_ClassOfWarrantOrRightAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightAxis" xlink:to="us-gaap_ClassOfWarrantOrRightAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightAxis_lbl" xml:lang="en-US"> Class of Warrant or Right [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_InvestorWarrantMember" xlink:label="CEAD_InvestorWarrantMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_InvestorWarrantMember" xlink:to="CEAD_InvestorWarrantMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_InvestorWarrantMember_lbl" xml:lang="en-US"> Investor Warrant [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="us-gaap_FairValueByAssetClassAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByAssetClassAxis" xlink:to="us-gaap_FairValueByAssetClassAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xml:lang="en-US"> Asset Class [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityMethodInvestmentsMember" xlink:label="us-gaap_EquityMethodInvestmentsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentsMember" xlink:to="us-gaap_EquityMethodInvestmentsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentsMember_lbl" xml:lang="en-US"> Equity Method Investments [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_MrJamesRShipleyMember" xlink:label="CEAD_MrJamesRShipleyMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_MrJamesRShipleyMember" xlink:to="CEAD_MrJamesRShipleyMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_MrJamesRShipleyMember_lbl" xml:lang="en-US"> Mr.James R. Shipley [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ConsultingAgreementMember" xlink:label="CEAD_ConsultingAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConsultingAgreementMember" xlink:to="CEAD_ConsultingAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ConsultingAgreementMember_lbl" xml:lang="en-US"> Consulting Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherExpenseMember" xlink:label="us-gaap_OtherExpenseMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherExpenseMember" xlink:to="us-gaap_OtherExpenseMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherExpenseMember_lbl" xml:lang="en-US"> Other Expense [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PurchaseAgreementMember" xlink:label="CEAD_PurchaseAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PurchaseAgreementMember" xlink:to="CEAD_PurchaseAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PurchaseAgreementMember_lbl" xml:lang="en-US"> Purchase Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ChiefExecutiveOfficerMember" xlink:label="srt_ChiefExecutiveOfficerMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ChiefExecutiveOfficerMember" xlink:to="srt_ChiefExecutiveOfficerMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ChiefExecutiveOfficerMember_lbl" xml:lang="en-US"> Chief Executive Officer [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="us-gaap_RestrictedStockUnitsRSUMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockUnitsRSUMember" xlink:to="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xml:lang="en-US"> Restricted Stock Units (RSUs) [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl" xml:lang="en-US"> Exercise Price Range [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WarrantsRangeMember" xlink:label="CEAD_WarrantsRangeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantsRangeMember" xlink:to="CEAD_WarrantsRangeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WarrantsRangeMember_lbl" xml:lang="en-US"> Warrants Range [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WarrantsRangeOneMember" xlink:label="CEAD_WarrantsRangeOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantsRangeOneMember" xlink:to="CEAD_WarrantsRangeOneMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WarrantsRangeOneMember_lbl" xml:lang="en-US"> Warrants Range One [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_BankerWarrantMember" xlink:label="CEAD_BankerWarrantMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BankerWarrantMember" xlink:to="CEAD_BankerWarrantMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_BankerWarrantMember_lbl" xml:lang="en-US"> Banker Warrant [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_QOneTwoThousandSeventeenWarrantsMember" xlink:label="CEAD_QOneTwoThousandSeventeenWarrantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_QOneTwoThousandSeventeenWarrantsMember" xlink:to="CEAD_QOneTwoThousandSeventeenWarrantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_QOneTwoThousandSeventeenWarrantsMember_lbl" xml:lang="en-US"> Q1 2017 Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_StatementScenarioAxis" xlink:label="srt_StatementScenarioAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_StatementScenarioAxis" xlink:to="srt_StatementScenarioAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_StatementScenarioAxis_lbl" xml:lang="en-US"> Scenario [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CustomaryAdjustmentMember" xlink:label="CEAD_CustomaryAdjustmentMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomaryAdjustmentMember" xlink:to="CEAD_CustomaryAdjustmentMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CustomaryAdjustmentMember_lbl" xml:lang="en-US"> Customary Adjustment [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_QFourTwoThousandSeventeenWarrantsMember" xlink:label="CEAD_QFourTwoThousandSeventeenWarrantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_QFourTwoThousandSeventeenWarrantsMember" xlink:to="CEAD_QFourTwoThousandSeventeenWarrantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_QFourTwoThousandSeventeenWarrantsMember_lbl" xml:lang="en-US"> Q4 2017 Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CustomaryAdjustmentsMember" xlink:label="CEAD_CustomaryAdjustmentsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomaryAdjustmentsMember" xlink:to="CEAD_CustomaryAdjustmentsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CustomaryAdjustmentsMember_lbl" xml:lang="en-US"> Customary Adjustments [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_QTwoTwoThousandEighteenWarrantsMember" xlink:label="CEAD_QTwoTwoThousandEighteenWarrantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_QTwoTwoThousandEighteenWarrantsMember" xlink:to="CEAD_QTwoTwoThousandEighteenWarrantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_QTwoTwoThousandEighteenWarrantsMember_lbl" xml:lang="en-US"> Q2 2018 Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SecuritiesPurchaseAgreementMember" xlink:label="CEAD_SecuritiesPurchaseAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SecuritiesPurchaseAgreementMember" xlink:to="CEAD_SecuritiesPurchaseAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SecuritiesPurchaseAgreementMember_lbl" xml:lang="en-US"> Securities Purchase Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="us-gaap_SubsidiarySaleOfStockAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsidiarySaleOfStockAxis" xlink:to="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xml:lang="en-US"> Sale of Stock [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="us-gaap_PrivatePlacementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrivatePlacementMember" xlink:to="us-gaap_PrivatePlacementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrivatePlacementMember_lbl" xml:lang="en-US"> Private Placement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PlacementAgentWarrantsMember" xlink:label="CEAD_PlacementAgentWarrantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PlacementAgentWarrantsMember" xlink:to="CEAD_PlacementAgentWarrantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PlacementAgentWarrantsMember_lbl" xml:lang="en-US"> Placement Agent Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="us-gaap_PlanNameAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameAxis_lbl" xml:lang="en-US"> Plan Name [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndSeventeenEquityPlanMember" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndSeventeenEquityPlanMember" xlink:to="CEAD_TwoThousandAndSeventeenEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanMember_lbl" xml:lang="en-US"> 2017 Equity Incentive Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyOneEquityPlanMember" xlink:label="CEAD_TwoThousandAndTwentyOneEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyOneEquityPlanMember" xlink:to="CEAD_TwoThousandAndTwentyOneEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndTwentyOneEquityPlanMember_lbl" xml:lang="en-US"> 2021 Equity Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandTwentyOneEquityIncentivePlanMember" xlink:label="CEAD_TwoThousandTwentyOneEquityIncentivePlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandTwentyOneEquityIncentivePlanMember" xlink:to="CEAD_TwoThousandTwentyOneEquityIncentivePlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandTwentyOneEquityIncentivePlanMember_lbl" xml:lang="en-US"> 2021 Equity Incentive Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="us-gaap_DerivativeInstrumentRiskAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentRiskAxis" xlink:to="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xml:lang="en-US"> Derivative Instrument [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockOptionMember" xlink:label="us-gaap_StockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockOptionMember" xlink:to="us-gaap_StockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockOptionMember_lbl" xml:lang="en-US"> Equity Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncentiveStockOptionMember" xlink:label="CEAD_IncentiveStockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncentiveStockOptionMember" xlink:to="CEAD_IncentiveStockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncentiveStockOptionMember_lbl" xml:lang="en-US"> Incentive Stock Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NonQualifiedStockOptionsMember" xlink:label="CEAD_NonQualifiedStockOptionsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NonQualifiedStockOptionsMember" xlink:to="CEAD_NonQualifiedStockOptionsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NonQualifiedStockOptionsMember_lbl" xml:lang="en-US"> Non-Qualified Stock Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandSeventeenEquityPlanMember" xlink:label="CEAD_TwoThousandSeventeenEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandSeventeenEquityPlanMember" xlink:to="CEAD_TwoThousandSeventeenEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandSeventeenEquityPlanMember_lbl" xml:lang="en-US"> 2017 Equity Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandTwentyOneEquityPlanMember" xlink:label="CEAD_TwoThousandTwentyOneEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandTwentyOneEquityPlanMember" xlink:to="CEAD_TwoThousandTwentyOneEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_TwoThousandTwentyOneEquityPlanMember_lbl" xml:lang="en-US"> 2021 Equity Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncentiveStockOptionsMember" xlink:label="CEAD_IncentiveStockOptionsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncentiveStockOptionsMember" xlink:to="CEAD_IncentiveStockOptionsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncentiveStockOptionsMember_lbl" xml:lang="en-US"> Incentive Stock Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NonQualifiedStockOptionMember" xlink:label="CEAD_NonQualifiedStockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NonQualifiedStockOptionMember" xlink:to="CEAD_NonQualifiedStockOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NonQualifiedStockOptionMember_lbl" xml:lang="en-US"> Non Qualified Stock Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_EmployeesMember" xlink:label="CEAD_EmployeesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EmployeesMember" xlink:to="CEAD_EmployeesMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_EmployeesMember_lbl" xml:lang="en-US"> Employees [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FutureEquityAwardsMember" xlink:label="CEAD_FutureEquityAwardsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FutureEquityAwardsMember" xlink:to="CEAD_FutureEquityAwardsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_FutureEquityAwardsMember_lbl" xml:lang="en-US"> Future Equity Awards [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RestrictedSharesIssuedMember" xlink:label="CEAD_RestrictedSharesIssuedMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RestrictedSharesIssuedMember" xlink:to="CEAD_RestrictedSharesIssuedMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_RestrictedSharesIssuedMember_lbl" xml:lang="en-US"> Restricted Shares Issued [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyOnePlanMember" xlink:label="CEAD_TwoThousandAndTwentyOnePlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyOnePlanMember" xlink:to="CEAD_TwoThousandAndTwentyOnePlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndTwentyOnePlanMember_lbl" xml:lang="en-US"> 2021 Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember" xlink:label="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember" xlink:to="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember_lbl" xml:lang="en-US"> 2021 Equity Incentive Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US"> Related Party [Axis] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_EmployeesAndConsultantsMember" xlink:label="CEAD_EmployeesAndConsultantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EmployeesAndConsultantsMember" xlink:to="CEAD_EmployeesAndConsultantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_EmployeesAndConsultantsMember_lbl" xml:lang="en-US"> Employees And Consultants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncentiveQualifiedStockOptionsMember" xlink:label="CEAD_IncentiveQualifiedStockOptionsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncentiveQualifiedStockOptionsMember" xlink:to="CEAD_IncentiveQualifiedStockOptionsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncentiveQualifiedStockOptionsMember_lbl" xml:lang="en-US"> Incentive Qualified Stock Options [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_DirectorMember" xlink:label="srt_DirectorMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_DirectorMember" xlink:to="srt_DirectorMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_DirectorMember_lbl" xml:lang="en-US"> Director [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndNineteenSpecialEquityPlanMember" xlink:label="CEAD_TwoThousandAndNineteenSpecialEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndNineteenSpecialEquityPlanMember" xlink:to="CEAD_TwoThousandAndNineteenSpecialEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndNineteenSpecialEquityPlanMember_lbl" xml:lang="en-US"> 2019 Special Equity Award [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoNewIndependentDirectorsMember" xlink:label="CEAD_TwoNewIndependentDirectorsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoNewIndependentDirectorsMember" xlink:to="CEAD_TwoNewIndependentDirectorsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoNewIndependentDirectorsMember_lbl" xml:lang="en-US"> Two New Independent Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AprilOneTwentyTwentyOneMember" xlink:label="CEAD_AprilOneTwentyTwentyOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AprilOneTwentyTwentyOneMember" xlink:to="CEAD_AprilOneTwentyTwentyOneMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AprilOneTwentyTwentyOneMember_lbl" xml:lang="en-US"> April 1, 2021 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_EmployeesDirectorsandConsultantsMember" xlink:label="CEAD_EmployeesDirectorsandConsultantsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EmployeesDirectorsandConsultantsMember" xlink:to="CEAD_EmployeesDirectorsandConsultantsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_EmployeesDirectorsandConsultantsMember_lbl" xml:lang="en-US"> Employees, Directors and Consultants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember" xlink:to="CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember_lbl" xml:lang="en-US"> 2017 Equity Plan and 2021 Equity Plan [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DirectorsMember" xlink:label="CEAD_DirectorsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DirectorsMember" xlink:to="CEAD_DirectorsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_DirectorsMember_lbl" xml:lang="en-US"> Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OverAllotmentOptionMember" xlink:label="us-gaap_OverAllotmentOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OverAllotmentOptionMember" xlink:to="us-gaap_OverAllotmentOptionMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OverAllotmentOptionMember_lbl" xml:lang="en-US"> Over-Allotment Option [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_JanuarySeventeernTwoThousandTwentyTwoMember" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyTwoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_JanuarySeventeernTwoThousandTwentyTwoMember" xlink:to="CEAD_JanuarySeventeernTwoThousandTwentyTwoMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyTwoMember_lbl" xml:lang="en-US"> January 17, 2022 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_JanuarySeventeernTwoThousandTwentyThreeMember" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyThreeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_JanuarySeventeernTwoThousandTwentyThreeMember" xlink:to="CEAD_JanuarySeventeernTwoThousandTwentyThreeMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyThreeMember_lbl" xml:lang="en-US"> January 17, 2023 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoDirectorsMember" xlink:label="CEAD_TwoDirectorsMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoDirectorsMember" xlink:to="CEAD_TwoDirectorsMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoDirectorsMember_lbl" xml:lang="en-US"> Two Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_BoardOfDirectorsChairmanMember" xlink:label="srt_BoardOfDirectorsChairmanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_BoardOfDirectorsChairmanMember" xlink:to="srt_BoardOfDirectorsChairmanMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_BoardOfDirectorsChairmanMember_lbl" xml:lang="en-US"> Board of Directors Chairman [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_UnderwritersMember" xlink:label="CEAD_UnderwritersMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_UnderwritersMember" xlink:to="CEAD_UnderwritersMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_UnderwritersMember_lbl" xml:lang="en-US"> Underwriters [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_MrBrianKnaleyMember" xlink:label="CEAD_MrBrianKnaleyMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_MrBrianKnaleyMember" xlink:to="CEAD_MrBrianKnaleyMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_MrBrianKnaleyMember_lbl" xml:lang="en-US"> Mr. Brian Knaley [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_KPatelMember" xlink:label="CEAD_KPatelMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_KPatelMember" xlink:to="CEAD_KPatelMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_KPatelMember_lbl" xml:lang="en-US"> K. Patel [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_EmploymentAgreementMember" xlink:label="CEAD_EmploymentAgreementMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EmploymentAgreementMember" xlink:to="CEAD_EmploymentAgreementMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_EmploymentAgreementMember_lbl" xml:lang="en-US"> Employment Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NewHiresMember" xlink:label="CEAD_NewHiresMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewHiresMember" xlink:to="CEAD_NewHiresMember_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NewHiresMember_lbl" xml:lang="en-US"> New Hires [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_StatementTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US"> Statement [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems" xlink:label="us-gaap_StatementLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US"> Statement [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US"> Document Type </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US"> Amendment Flag </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentDescription" xlink:label="dei_AmendmentDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentDescription" xlink:to="dei_AmendmentDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentDescription_lbl" xml:lang="en-US"> Amendment Description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentRegistrationStatement" xlink:label="dei_DocumentRegistrationStatement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentRegistrationStatement" xlink:to="dei_DocumentRegistrationStatement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentRegistrationStatement_lbl" xml:lang="en-US"> Document Registration Statement </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentAnnualReport" xlink:label="dei_DocumentAnnualReport"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAnnualReport" xlink:to="dei_DocumentAnnualReport_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAnnualReport_lbl" xml:lang="en-US"> Document Annual Report </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentQuarterlyReport" xlink:label="dei_DocumentQuarterlyReport"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentQuarterlyReport" xlink:to="dei_DocumentQuarterlyReport_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentQuarterlyReport_lbl" xml:lang="en-US"> Document Quarterly Report </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentTransitionReport" xlink:label="dei_DocumentTransitionReport"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentTransitionReport" xlink:to="dei_DocumentTransitionReport_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentTransitionReport_lbl" xml:lang="en-US"> Document Transition Report </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentShellCompanyReport" xlink:label="dei_DocumentShellCompanyReport"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyReport" xlink:to="dei_DocumentShellCompanyReport_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyReport_lbl" xml:lang="en-US"> Document Shell Company Report </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentShellCompanyEventDate" xlink:label="dei_DocumentShellCompanyEventDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyEventDate" xlink:to="dei_DocumentShellCompanyEventDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyEventDate_lbl" xml:lang="en-US"> Document Shell Company Event Date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentPeriodStartDate" xlink:label="dei_DocumentPeriodStartDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodStartDate" xlink:to="dei_DocumentPeriodStartDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodStartDate_lbl" xml:lang="en-US"> Document Period Start Date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US"> Document Period End Date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US"> Document Fiscal Period Focus </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US"> Document Fiscal Year Focus </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US"> Current Fiscal Year End Date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFileNumber_lbl" xml:lang="en-US"> Entity File Number </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US"> Entity Registrant Name </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US"> Entity Central Index Key </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityPrimarySicNumber" xlink:label="dei_EntityPrimarySicNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPrimarySicNumber" xlink:to="dei_EntityPrimarySicNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPrimarySicNumber_lbl" xml:lang="en-US"> Entity Primary SIC Number </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xml:lang="en-US"> Entity Tax Identification Number </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine1_lbl" xml:lang="en-US"> Entity Address, Address Line One </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressAddressLine2" xlink:label="dei_EntityAddressAddressLine2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine2" xlink:to="dei_EntityAddressAddressLine2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine2_lbl" xml:lang="en-US"> Entity Address, Address Line Two </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressAddressLine3" xlink:label="dei_EntityAddressAddressLine3"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine3" xlink:to="dei_EntityAddressAddressLine3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine3_lbl" xml:lang="en-US"> Entity Address, Address Line Three </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCityOrTown_lbl" xml:lang="en-US"> Entity Address, City or Town </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressStateOrProvince_lbl" xml:lang="en-US"> Entity Address, State or Province </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressCountry" xlink:label="dei_EntityAddressCountry"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCountry" xlink:to="dei_EntityAddressCountry_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCountry_lbl" xml:lang="en-US"> Entity Address, Country </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressPostalZipCode_lbl" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CountryRegion" xlink:label="dei_CountryRegion"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CountryRegion" xlink:to="dei_CountryRegion_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CountryRegion_lbl" xml:lang="en-US"> Country Region </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CityAreaCode_lbl" xml:lang="en-US"> City Area Code </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_LocalPhoneNumber_lbl" xml:lang="en-US"> Local Phone Number </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Extension" xlink:label="dei_Extension"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Extension" xlink:to="dei_Extension_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Extension_lbl" xml:lang="en-US"> Extension </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_WrittenCommunications_lbl" xml:lang="en-US"> Written Communications </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SolicitingMaterial_lbl" xml:lang="en-US"> Soliciting Material </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementTenderOffer_lbl" xml:lang="en-US"> Pre-commencement Tender Offer </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xml:lang="en-US"> Pre-commencement Issuer Tender Offer </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12bTitle_lbl" xml:lang="en-US"> Title of 12(b) Security </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_NoTradingSymbolFlag" xlink:label="dei_NoTradingSymbolFlag"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_NoTradingSymbolFlag" xlink:to="dei_NoTradingSymbolFlag_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_NoTradingSymbolFlag_lbl" xml:lang="en-US"> No Trading Symbol Flag </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US"> Trading Symbol </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityExchangeName_lbl" xml:lang="en-US"> Security Exchange Name </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Security12gTitle" xlink:label="dei_Security12gTitle"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12gTitle" xlink:to="dei_Security12gTitle_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12gTitle_lbl" xml:lang="en-US"> Title of 12(g) Security </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SecurityReportingObligation" xlink:label="dei_SecurityReportingObligation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityReportingObligation" xlink:to="dei_SecurityReportingObligation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityReportingObligation_lbl" xml:lang="en-US"> Security Reporting Obligation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AnnualInformationForm" xlink:label="dei_AnnualInformationForm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AnnualInformationForm" xlink:to="dei_AnnualInformationForm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AnnualInformationForm_lbl" xml:lang="en-US"> Annual Information Form </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditedAnnualFinancialStatements" xlink:label="dei_AuditedAnnualFinancialStatements"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditedAnnualFinancialStatements" xlink:to="dei_AuditedAnnualFinancialStatements_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditedAnnualFinancialStatements_lbl" xml:lang="en-US"> Audited Annual Financial Statements </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US"> Entity Well-known Seasoned Issuer </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityVoluntaryFilers" xlink:to="dei_EntityVoluntaryFilers_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityVoluntaryFilers_lbl" xml:lang="en-US"> Entity Voluntary Filers </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="dei_EntityCurrentReportingStatus_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US"> Entity Current Reporting Status </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityInteractiveDataCurrent" xlink:label="dei_EntityInteractiveDataCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityInteractiveDataCurrent" xlink:to="dei_EntityInteractiveDataCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xml:lang="en-US"> Entity Interactive Data Current </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US"> Entity Filer Category </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntitySmallBusiness" xlink:label="dei_EntitySmallBusiness"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntitySmallBusiness_lbl" xml:lang="en-US"> Entity Small Business </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US"> Entity Emerging Growth Company </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityExTransitionPeriod" xlink:label="dei_EntityExTransitionPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityExTransitionPeriod_lbl" xml:lang="en-US"> Elected Not To Use the Extended Transition Period </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentAccountingStandard" xlink:label="dei_DocumentAccountingStandard"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAccountingStandard" xlink:to="dei_DocumentAccountingStandard_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAccountingStandard_lbl" xml:lang="en-US"> Document Accounting Standard </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_OtherReportingStandardItemNumber" xlink:label="dei_OtherReportingStandardItemNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_OtherReportingStandardItemNumber" xlink:to="dei_OtherReportingStandardItemNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_OtherReportingStandardItemNumber_lbl" xml:lang="en-US"> Other Reporting Standard Item Number </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityShellCompany" xlink:label="dei_EntityShellCompany"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityShellCompany" xlink:to="dei_EntityShellCompany_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityShellCompany_lbl" xml:lang="en-US"> Entity Shell Company </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPublicFloat" xlink:to="dei_EntityPublicFloat_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPublicFloat_lbl" xml:lang="en-US"> Entity Public Float </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityBankruptcyProceedingsReportingCurrent" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityBankruptcyProceedingsReportingCurrent" xlink:to="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xml:lang="en-US"> Entity Bankruptcy Proceedings, Reporting Current </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentsIncorporatedByReferenceTextBlock" xlink:to="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xml:lang="en-US"> Documents Incorporated by Reference </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditorFirmId" xlink:label="dei_AuditorFirmId"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditorFirmId" xlink:to="dei_AuditorFirmId_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditorFirmId_lbl" xml:lang="en-US"> Auditor Firm ID </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditorName" xlink:label="dei_AuditorName"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditorName" xlink:to="dei_AuditorName_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditorName_lbl" xml:lang="en-US"> Auditor Name </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AuditorLocation" xlink:label="dei_AuditorLocation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditorLocation" xlink:to="dei_AuditorLocation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditorLocation_lbl" xml:lang="en-US"> Auditor Location </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US"> ASSETS </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="us-gaap_AssetsCurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xml:lang="en-US"> Current Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US"> Cash and cash equivalents </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="us-gaap_AccountsReceivableNetCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableNetCurrent" xlink:to="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xml:lang="en-US"> Accounts receivable (net of allowance for doubtful accounts of $181,942 and $165,098, respectively) </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryNet" xlink:label="us-gaap_InventoryNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryNet_lbl" xml:lang="en-US"> Inventory, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xml:lang="en-US"> Prepaid expenses and other </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="us-gaap_AssetsCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsCurrent_lbl" xml:lang="en-US"> Total Current Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsNoncurrentAbstract" xlink:label="us-gaap_AssetsNoncurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrentAbstract" xlink:to="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xml:lang="en-US"> Noncurrent Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="us-gaap_PropertyPlantAndEquipmentNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US"> Property and equipment, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill" xlink:label="us-gaap_Goodwill"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Goodwill" xlink:to="us-gaap_Goodwill_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Goodwill_lbl" xml:lang="en-US"> Goodwill </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xml:lang="en-US"> Intangible assets, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="us-gaap_DepositsAssetsNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsAssetsNoncurrent" xlink:to="us-gaap_DepositsAssetsNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositsAssetsNoncurrent_lbl" xml:lang="en-US"> Deposits </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAsset" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xml:lang="en-US"> Operating lease right-of-use asset </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsNoncurrent" xlink:label="us-gaap_AssetsNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrent" xlink:to="us-gaap_AssetsNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsNoncurrent_lbl" xml:lang="en-US"> Total Noncurrent Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US"> TOTAL ASSETS </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US"> LIABILITIES AND SHAREHOLDERS’ DEFICIT </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="us-gaap_LiabilitiesCurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xml:lang="en-US"> CURRENT LIABILITIES </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xml:lang="en-US"> Accounts payable and accrued liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ContractWithCustomerLiabilityCurrent" xlink:to="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xml:lang="en-US"> Deferred revenue </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredCompensationLiabilityCurrent" xlink:label="us-gaap_DeferredCompensationLiabilityCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredCompensationLiabilityCurrent" xlink:to="us-gaap_DeferredCompensationLiabilityCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredCompensationLiabilityCurrent_lbl" xml:lang="en-US"> Accrued equity compensation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="us-gaap_OtherLiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesCurrent" xlink:to="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xml:lang="en-US"> Other liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityCurrent" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xml:lang="en-US"> Current portion of operating lease liability </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="us-gaap_LiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US"> Total Current Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrentAbstract" xlink:to="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xml:lang="en-US"> NONCURRENT LIABILITIES </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="us-gaap_OtherLiabilitiesNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesNoncurrent" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xml:lang="en-US"> Other liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xml:lang="en-US"> Operating lease liability, net of current portion </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="us-gaap_LiabilitiesNoncurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrent" xlink:to="us-gaap_LiabilitiesNoncurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xml:lang="en-US"> Total Noncurrent Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US"> TOTAL LIABILITIES </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingencies" xlink:to="us-gaap_CommitmentsAndContingencies_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xml:lang="en-US"> Commitments and Contingencies (Note 11) </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityAbstract" xlink:label="us-gaap_TemporaryEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAbstract" xlink:to="us-gaap_TemporaryEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAbstract_lbl" xml:lang="en-US"> TEMPORARY EQUITY </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount" xlink:to="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl" xml:lang="en-US"> Series B Redeemable Convertible Preferred Stock, $0.00001 par value; 3,300 and 0 issued and outstanding, respectively </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:to="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xml:lang="en-US"> Total Temporary Equity </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US"> SHAREHOLDERS’ DEFICIT </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US"> Preferred stock; 150,000,000 shares authorized </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SeriesAPreferredStockValue" xlink:label="CEAD_SeriesAPreferredStockValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SeriesAPreferredStockValue" xlink:to="CEAD_SeriesAPreferredStockValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SeriesAPreferredStockValue_lbl" xml:lang="en-US"> Series A Preferred stock, $0.00001 par value; 0 and 42,030,331 shares issued and outstanding, respectively </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US"> Common stock, $0.00001 par value; 850,000,000 and 350,000,000 shares authorized, respectively; 1,600,835 and 1,576,844 shares issued and outstanding, respectively </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="us-gaap_AdditionalPaidInCapital"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US"> Additional paid in capital </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US"> Accumulated deficit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US"> Total Shareholders’ Deficit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US"> TOTAL LIABILITIES AND SHAREHOLDERS’ DEFICIT </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xml:lang="en-US"> Allowance for doubtful accounts, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:to="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl" xml:lang="en-US"> Temporary equity, par or stated value per share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesIssued" xlink:label="us-gaap_TemporaryEquitySharesIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesIssued" xlink:to="us-gaap_TemporaryEquitySharesIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquitySharesIssued_lbl" xml:lang="en-US"> Temporary equity, shares issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesOutstanding" xlink:label="us-gaap_TemporaryEquitySharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesOutstanding" xlink:to="us-gaap_TemporaryEquitySharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xml:lang="en-US"> Temporary equity, shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="us-gaap_PreferredStockSharesAuthorized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US"> Preferred stock, shares authorized </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Preferred stock, par or stated value per share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="us-gaap_PreferredStockSharesIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US"> Preferred stock, shares issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="us-gaap_PreferredStockSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US"> Preferred stock, shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Common stock, par or stated value per share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US"> Common stock, shares authorized </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US"> Common stock, shares issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US"> Common stock, shares outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="us-gaap_IncomeStatementAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xml:lang="en-US"> Income Statement [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xml:lang="en-US"> Revenue, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfRevenue_lbl" xml:lang="en-US"> Cost of revenue </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GrossProfit" xlink:label="us-gaap_GrossProfit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_GrossProfit_lbl" xml:lang="en-US"> Gross profit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="us-gaap_OperatingExpensesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpensesAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xml:lang="en-US"> Operating expenses: </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketingAndAdvertisingExpense" xlink:label="us-gaap_MarketingAndAdvertisingExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketingAndAdvertisingExpense" xlink:to="us-gaap_MarketingAndAdvertisingExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MarketingAndAdvertisingExpense_lbl" xml:lang="en-US"> Advertising and marketing expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="us-gaap_ResearchAndDevelopmentExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US"> Product development costs </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingGeneralAndAdministrativeExpense" xlink:to="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US"> Selling, general and administrative expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="us-gaap_OperatingExpenses"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingExpenses_lbl" xml:lang="en-US"> Total operating expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US"> Operating loss </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpenseAbstract" xlink:to="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xml:lang="en-US"> Other income (expense): </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="us-gaap_OtherNonoperatingIncomeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xml:lang="en-US"> Other income (expense), net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US"> Interest expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnTerminationOfLease" xlink:label="us-gaap_GainLossOnTerminationOfLease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnTerminationOfLease" xlink:to="us-gaap_GainLossOnTerminationOfLease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnTerminationOfLease_lbl" xml:lang="en-US"> Gain on lease termination </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="us-gaap_NonoperatingIncomeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xml:lang="en-US"> Total other income (expense) </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xml:lang="en-US"> Loss before provision for income taxes </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="us-gaap_IncomeTaxExpenseBenefit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US"> Income taxes </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="us-gaap_NetIncomeLoss"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US"> Net loss </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RedeemablePreferredStockDividends" xlink:label="us-gaap_RedeemablePreferredStockDividends"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RedeemablePreferredStockDividends" xlink:to="us-gaap_RedeemablePreferredStockDividends_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RedeemablePreferredStockDividends_lbl" xml:lang="en-US"> Convertible Preferred Series B Stock Redemption Value Adjustment </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ConvertiblePreferredStockConvertedToSecurities" xlink:label="CEAD_ConvertiblePreferredStockConvertedToSecurities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConvertiblePreferredStockConvertedToSecurities" xlink:to="CEAD_ConvertiblePreferredStockConvertedToSecurities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="CEAD_ConvertiblePreferredStockConvertedToSecurities_lbl" xml:lang="en-US"> Convertible Preferred Series B Stock Dividends </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DividendOnRedemptionOfSeriesPreferredStock" xlink:label="CEAD_DividendOnRedemptionOfSeriesPreferredStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DividendOnRedemptionOfSeriesPreferredStock" xlink:to="CEAD_DividendOnRedemptionOfSeriesPreferredStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="CEAD_DividendOnRedemptionOfSeriesPreferredStock_lbl" xml:lang="en-US"> Dividend on Redemption of Series A Preferred Stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xml:lang="en-US"> Net Loss Available to Common Shareholders </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDiluted" xlink:to="us-gaap_EarningsPerShareBasicAndDiluted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_lbl" xml:lang="en-US"> Loss per common share – basic and dilutive </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl" xml:lang="en-US"> Weighted average number of common shares outstanding, basic and dilutive </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_2_lbl" xml:lang="en-US"> Beginning balance, value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="us-gaap_SharesOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharesOutstanding_lbl" xml:lang="en-US"> Beginning balance, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonstockSharesToBeIssued" xlink:label="CEAD_CommonstockSharesToBeIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonstockSharesToBeIssued" xlink:to="CEAD_CommonstockSharesToBeIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CEAD_CommonstockSharesToBeIssued_lbl" xml:lang="en-US"> Beginning balance, shares to be issued </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesIssuedInSettlementOfLegalDispute" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDispute"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedInSettlementOfLegalDispute" xlink:to="CEAD_CommonSharesIssuedInSettlementOfLegalDispute_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDispute_lbl" xml:lang="en-US"> Common shares issued in settlement of legal dispute </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares" xlink:to="CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares_lbl" xml:lang="en-US"> Common shares issued in settlement of legal dispute, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FairValueOfVestedStockOptionsGrantedToEmployees" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToEmployees"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FairValueOfVestedStockOptionsGrantedToEmployees" xlink:to="CEAD_FairValueOfVestedStockOptionsGrantedToEmployees_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToEmployees_lbl" xml:lang="en-US"> Fair value of vested stock options granted to employees </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FairValueOfVestedStockOptionsGrantedToDirectors" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToDirectors"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FairValueOfVestedStockOptionsGrantedToDirectors" xlink:to="CEAD_FairValueOfVestedStockOptionsGrantedToDirectors_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToDirectors_lbl" xml:lang="en-US"> Fair value of vested stock options granted to directors </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants" xlink:to="CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants_lbl" xml:lang="en-US"> Issuance of series B preferred stock and warrants, net </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable" xlink:label="CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable" xlink:to="CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable_lbl" xml:lang="en-US"> Receipt of series B preferred stock subscription receivable </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ConversionOfSeriesPreferredStockToCommon" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommon"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConversionOfSeriesPreferredStockToCommon" xlink:to="CEAD_ConversionOfSeriesPreferredStockToCommon_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommon_lbl" xml:lang="en-US"> Conversion of series A preferred stock to common </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ConversionOfSeriesPreferredStockToCommonShares" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommonShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConversionOfSeriesPreferredStockToCommonShares" xlink:to="CEAD_ConversionOfSeriesPreferredStockToCommonShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommonShares_lbl" xml:lang="en-US"> Conversion of series A preferred stock to common, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest" xlink:to="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest_lbl" xml:lang="en-US"> Issuance of common stock in settlement of accrued interest </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares" xlink:to="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares_lbl" xml:lang="en-US"> Issuance of common stock in settlement of accrued interest, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IssuanceOfRestrictedCommonStockToEmployee" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployee"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IssuanceOfRestrictedCommonStockToEmployee" xlink:to="CEAD_IssuanceOfRestrictedCommonStockToEmployee_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployee_lbl" xml:lang="en-US"> Issuance of restricted common stock to employee </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares" xlink:to="CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares_lbl" xml:lang="en-US"> Issuance of restricted common stock to employee, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AccruedInterestOnSeriesBPreferredStock" xlink:label="CEAD_AccruedInterestOnSeriesBPreferredStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AccruedInterestOnSeriesBPreferredStock" xlink:to="CEAD_AccruedInterestOnSeriesBPreferredStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AccruedInterestOnSeriesBPreferredStock_lbl" xml:lang="en-US"> Accrued interest on Series B preferred stock </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue" xlink:to="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue_lbl" xml:lang="en-US"> Adjustment to redemption value </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses" xlink:to="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses_lbl" xml:lang="en-US"> Common shares issued in settlement of restricted stock units and award of stock bonuses </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares" xlink:to="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares_lbl" xml:lang="en-US"> Common shares issued in settlement of restricted stock units and award of stock bonuses, shares </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesIssuedOrToBeIssuedOnSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesSharesToBeIssued" xlink:label="CEAD_CommonSharesIssuedOrToBeIssuedOnSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesSharesToBeIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedOrToBeIssuedOnSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesSharesToBeIssued" xlink:to="CEAD_CommonSharesIssuedOrToBeIssuedOnSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesSharesToBeIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonSharesIssuedOrToBeIssuedOnSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesSharesToBeIssued_lbl" xml:lang="en-US"> Common shares issued or to be issued on settlement of restricted stock units and award of stock bonuses, shares to be issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition_lbl" xml:lang="en-US"> Fair value of vested restricted stock units awarded to employees </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued" xlink:to="CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued_lbl" xml:lang="en-US"> Fair value of vested stock options accrued in 2019 and issued to employees and directors in 2020 </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_lbl" xml:lang="en-US"> Fair value of vested stock options granted to employees and directors </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_2_lbl" xml:lang="en-US"> Net loss </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock" xlink:to="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock_lbl" xml:lang="en-US"> Adjustment to redemption value of Series B preferred stock </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquity_3_lbl" xml:lang="en-US"> Ending balance, value </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharesOutstanding_2_lbl" xml:lang="en-US"> Ending balance, shares </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="CEAD_CommonstockSharesToBeIssued_2_lbl" xml:lang="en-US"> Ending balance, shares to be issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Operating Activities: </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Adjustments to reconcile net loss to net cash provided by (used in) operating activities: </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="us-gaap_DepreciationDepletionAndAmortization"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationDepletionAndAmortization" xlink:to="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US"> Depreciation and intangible asset amortization expense </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_GainOnForgivenessOfNotePayable" xlink:label="CEAD_GainOnForgivenessOfNotePayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_GainOnForgivenessOfNotePayable" xlink:to="CEAD_GainOnForgivenessOfNotePayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="CEAD_GainOnForgivenessOfNotePayable_lbl" xml:lang="en-US"> Gain on forgiveness of note payable </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="us-gaap_ShareBasedCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensation" xlink:to="us-gaap_ShareBasedCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensation_lbl" xml:lang="en-US"> Share-based compensation </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonStockIssuedForOtherExpense" xlink:label="CEAD_CommonStockIssuedForOtherExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonStockIssuedForOtherExpense" xlink:to="CEAD_CommonStockIssuedForOtherExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonStockIssuedForOtherExpense_lbl" xml:lang="en-US"> Common stock issued for other expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="us-gaap_ProvisionForDoubtfulAccounts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProvisionForDoubtfulAccounts" xlink:to="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xml:lang="en-US"> Provision for doubtful accounts </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryWriteDown" xlink:label="us-gaap_InventoryWriteDown"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryWriteDown" xlink:to="us-gaap_InventoryWriteDown_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryWriteDown_lbl" xml:lang="en-US"> Provision for excess and obsolete inventory </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnTerminationOfLease_2_lbl" xml:lang="en-US"> Gain on lease termination </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="us-gaap_GainLossOnDispositionOfAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnDispositionOfAssets" xlink:to="us-gaap_GainLossOnDispositionOfAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US"> Loss on disposal of assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:to="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xml:lang="en-US"> Amortization of ROU asset </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US"> Changes in operating assets and liabilities: </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_lbl" xml:lang="en-US"> Accounts receivable </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="us-gaap_IncreaseDecreaseInInventories"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInventories" xlink:to="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xml:lang="en-US"> Inventory </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidExpensesOther" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidExpensesOther" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_lbl" xml:lang="en-US"> Prepaid expenses and other </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xml:lang="en-US"> Accounts payable and accrued liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInContractWithCustomerLiability" xlink:to="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xml:lang="en-US"> Deferred revenue </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:to="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xml:lang="en-US"> Accrued interest </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseDecreaseInLeaseDeposit" xlink:label="CEAD_IncreaseDecreaseInLeaseDeposit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseDecreaseInLeaseDeposit" xlink:to="CEAD_IncreaseDecreaseInLeaseDeposit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncreaseDecreaseInLeaseDeposit_lbl" xml:lang="en-US"> Lease deposit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingLeaseLiability" xlink:to="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xml:lang="en-US"> Operating lease liability, net </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation" xlink:label="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation" xlink:to="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation_lbl" xml:lang="en-US"> Accrued equity compensation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US"> Net cash (used in)/provided by operating activities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Investing Activities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xml:lang="en-US"> Purchases of property and equipment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xml:lang="en-US"> Proceeds from the sale of property equipment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US"> Net cash used in investing activities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Financing Activities </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts" xlink:label="CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts" xlink:to="CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts_lbl" xml:lang="en-US"> Cash proceeds from sale of preferred stock and warrants, net of issuance costs </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="us-gaap_ProceedsFromNotesPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromNotesPayable" xlink:to="us-gaap_ProceedsFromNotesPayable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xml:lang="en-US"> Proceeds from issuance of note payable </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US"> Net cash provided by financing activities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xml:lang="en-US"> Net change in cash and cash equivalents </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xml:lang="en-US"> Cash and cash equivalents, beginning of period </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_2_lbl" xml:lang="en-US"> Cash and cash equivalents, end of period </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xml:lang="en-US"> Supplemental cash flow information: </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="us-gaap_InterestPaidNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPaidNet" xlink:to="us-gaap_InterestPaidNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPaidNet_lbl" xml:lang="en-US"> Interest paid </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="us-gaap_IncomeTaxesPaidNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaidNet" xlink:to="us-gaap_IncomeTaxesPaidNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xml:lang="en-US"> Income taxes paid </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xml:lang="en-US"> Non-cash investing and financing activities: </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue" xlink:label="CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue" xlink:to="CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue_lbl" xml:lang="en-US"> Adjustment of carrying value of series B preferred stock to redemption value </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_OptionsIssuedForAccruedEquityCompensation" xlink:label="CEAD_OptionsIssuedForAccruedEquityCompensation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_OptionsIssuedForAccruedEquityCompensation" xlink:to="CEAD_OptionsIssuedForAccruedEquityCompensation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_OptionsIssuedForAccruedEquityCompensation_lbl" xml:lang="en-US"> Options issued for accrued equity compensation </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock" xlink:label="CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock" xlink:to="CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock_lbl" xml:lang="en-US"> Accrued Series B dividend payable settled in shares of common stock </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock" xlink:label="CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock" xlink:to="CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock_lbl" xml:lang="en-US"> Series A Preferred Stock converted into shares of common stock </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock" xlink:label="CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock" xlink:to="CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock_lbl" xml:lang="en-US"> Dividend on Redemption of Series A Preferred Stock settled in shares of common stock </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RightOfUseAssetArisingOnNewOfficeLease" xlink:label="CEAD_RightOfUseAssetArisingOnNewOfficeLease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RightOfUseAssetArisingOnNewOfficeLease" xlink:to="CEAD_RightOfUseAssetArisingOnNewOfficeLease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_RightOfUseAssetArisingOnNewOfficeLease_lbl" xml:lang="en-US"> Right of Use asset arising on new office lease </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="us-gaap_AccountingPoliciesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xlink:label="us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xlink:to="us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_lbl" xml:lang="en-US"> Description of Business </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US"> Basis of Presentation; Summary of Significant Accounting Policies </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DisclosureLeasesAbstract" xlink:label="CEAD_DisclosureLeasesAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DisclosureLeasesAbstract" xlink:to="CEAD_DisclosureLeasesAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_DisclosureLeasesAbstract_lbl" xml:lang="en-US"> Leases </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeasesTextBlock" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeasesTextBlock" xlink:to="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xml:lang="en-US"> Leases </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="us-gaap_InventoryDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureAbstract" xlink:to="us-gaap_InventoryDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryDisclosureAbstract_lbl" xml:lang="en-US"> Inventory Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="us-gaap_InventoryDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryDisclosureTextBlock" xlink:to="us-gaap_InventoryDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xml:lang="en-US"> Inventory </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xml:lang="en-US"> Property, Plant and Equipment [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xml:lang="en-US"> Property and Equipment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:to="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xml:lang="en-US"> Goodwill and Intangible Assets Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:to="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xml:lang="en-US"> Intangible Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="us-gaap_PayablesAndAccrualsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PayablesAndAccrualsAbstract" xlink:to="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl" xml:lang="en-US"> Payables and Accruals [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xml:lang="en-US"> Accounts Payable and Accrued Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US"> Debt Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="us-gaap_DebtDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureTextBlock" xlink:to="us-gaap_DebtDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xml:lang="en-US"> Note Payable and Accrued Interest </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DisclosureTemporaryEquityAbstract" xlink:label="CEAD_DisclosureTemporaryEquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DisclosureTemporaryEquityAbstract" xlink:to="CEAD_DisclosureTemporaryEquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_DisclosureTemporaryEquityAbstract_lbl" xml:lang="en-US"> Temporary Equity </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TemporaryEquityTextBlock" xlink:label="CEAD_TemporaryEquityTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TemporaryEquityTextBlock" xlink:to="CEAD_TemporaryEquityTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_TemporaryEquityTextBlock_lbl" xml:lang="en-US"> Temporary Equity </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="us-gaap_RelatedPartyTransactionsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US"> Related Party Transactions [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US"> Related Party Agreements and Transactions </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xml:lang="en-US"> Commitments and Contingencies </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityAbstract" xlink:label="us-gaap_EquityAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityAbstract" xlink:to="us-gaap_EquityAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityAbstract_lbl" xml:lang="en-US"> Equity [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US"> Preferred and Common Stock </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DisclosureOutstandingWarrantsAbstract" xlink:label="CEAD_DisclosureOutstandingWarrantsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DisclosureOutstandingWarrantsAbstract" xlink:to="CEAD_DisclosureOutstandingWarrantsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_DisclosureOutstandingWarrantsAbstract_lbl" xml:lang="en-US"> Outstanding Warrants </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WarrantsDisclosureTextBlock" xlink:label="CEAD_WarrantsDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantsDisclosureTextBlock" xlink:to="CEAD_WarrantsDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_WarrantsDisclosureTextBlock_lbl" xml:lang="en-US"> Outstanding Warrants </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xml:lang="en-US"> Share-based Payment Arrangement [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US"> Equity Incentive Plans </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="us-gaap_IncomeTaxDisclosureAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureAbstract" xlink:to="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US"> Income Taxes </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="us-gaap_SubsequentEventsAbstract"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsAbstract" xlink:to="us-gaap_SubsequentEventsAbstract_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xml:lang="en-US"> Subsequent Events [Abstract] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="us-gaap_SubsequentEventsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xml:lang="en-US"> Subsequent Events </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Financial Statement Presentation </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ReverseStockSplitPolicyTextBlock" xlink:label="CEAD_ReverseStockSplitPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ReverseStockSplitPolicyTextBlock" xlink:to="CEAD_ReverseStockSplitPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ReverseStockSplitPolicyTextBlock_lbl" xml:lang="en-US"> Reverse Stock Split </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="us-gaap_ConsolidationPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationPolicyTextBlock" xlink:to="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xml:lang="en-US"> Principles of Consolidation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="us-gaap_UseOfEstimates"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US"> Use of Estimates </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:to="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xml:lang="en-US"> Cash and Cash Equivalents </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xlink:label="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xlink:to="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_lbl" xml:lang="en-US"> Accounts Receivable and Allowance for Doubtful Accounts </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="us-gaap_InventoryPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryPolicyTextBlock" xlink:to="us-gaap_InventoryPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xml:lang="en-US"> Inventory </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xml:lang="en-US"> Property and Equipment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:to="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xml:lang="en-US"> Long-lived Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:to="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_lbl" xml:lang="en-US"> Goodwill and Intangible Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:to="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Fair Value Measurement </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeLeasesPolicyTextBlock" xlink:to="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xml:lang="en-US"> Leases </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativesPolicyTextBlock" xlink:label="us-gaap_DerivativesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="us-gaap_DerivativesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xml:lang="en-US"> Derivative Financial Instruments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:to="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xml:lang="en-US"> Revenue Recognition </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StandardProductWarrantyPolicy" xlink:label="us-gaap_StandardProductWarrantyPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StandardProductWarrantyPolicy" xlink:to="us-gaap_StandardProductWarrantyPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StandardProductWarrantyPolicy_lbl" xml:lang="en-US"> Product Warranty </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfSalesPolicyTextBlock" xlink:label="us-gaap_CostOfSalesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfSalesPolicyTextBlock" xlink:to="us-gaap_CostOfSalesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfSalesPolicyTextBlock_lbl" xml:lang="en-US"> Cost of Sales </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="us-gaap_ConcentrationRiskCreditRisk"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskCreditRisk" xlink:to="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xml:lang="en-US"> Concentrations </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xml:lang="en-US"> Product Development </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xml:lang="en-US"> Accounting for Share-Based Compensation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="us-gaap_IncomeTaxPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US"> Income Taxes </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US"> Basic and Diluted Net Loss per Common Share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesPolicyTextBlock" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesPolicyTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl" xml:lang="en-US"> Commitments and Contingencies </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_OtherRisksAndUncertaintiesPolicyTextBlock" xlink:label="CEAD_OtherRisksAndUncertaintiesPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_OtherRisksAndUncertaintiesPolicyTextBlock" xlink:to="CEAD_OtherRisksAndUncertaintiesPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_OtherRisksAndUncertaintiesPolicyTextBlock_lbl" xml:lang="en-US"> Other Risks and Uncertainties </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:to="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Segment Information </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Recently Issued Accounting Pronouncements </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:to="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xml:lang="en-US"> Schedule of Revenue by Source </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:to="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl" xml:lang="en-US"> Schedule of Remaining Performance Obligations Expected to be Recognized </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_lbl" xml:lang="en-US"> Schedule of Share-based Compensation Costs </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="us-gaap_LeaseCostTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseCostTableTextBlock" xlink:to="us-gaap_LeaseCostTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xml:lang="en-US"> Schedule of Lease Cost </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xml:lang="en-US"> Schedule of Future Annual Minimum Lease Payments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:to="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xml:lang="en-US"> Schedule of Inventory </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xml:lang="en-US"> Schedule of Property and Equipment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock" xlink:to="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xml:lang="en-US"> Schedule of Intangible Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_lbl" xml:lang="en-US"> Schedule of Accounts Payable and Accrued Liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock" xlink:label="CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock" xlink:to="CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock_lbl" xml:lang="en-US"> Schedule of Outstanding Warrants to Purchase Common Stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xml:lang="en-US"> Schedule of Warrants Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xml:lang="en-US"> Schedule of Stock Option Activity </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock_lbl" xml:lang="en-US"> Summary of Non-vested Non-qualified Stock Option Activity </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_lbl" xml:lang="en-US"> Schedule of Restricted Stock Units Activity </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xml:lang="en-US"> Schedule of U.S. Federal Statutory Income Tax Rate and Reported Provision for Income Taxes </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US"> Schedule of Deferred Tax Assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfProductInformationTable" xlink:label="us-gaap_ScheduleOfProductInformationTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfProductInformationTable" xlink:to="us-gaap_ScheduleOfProductInformationTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfProductInformationTable_lbl" xml:lang="en-US"> Schedule of Product Information [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProductInformationLineItems" xlink:label="us-gaap_ProductInformationLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProductInformationLineItems" xlink:to="us-gaap_ProductInformationLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProductInformationLineItems_lbl" xml:lang="en-US"> Product Information [Line Items] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2_lbl" xml:lang="en-US"> Total revenue </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts" xlink:to="CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts_lbl" xml:lang="en-US"> Remaining performance obligations related to engineering only paid contracts </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts" xlink:to="CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts_lbl" xml:lang="en-US"> Remaining performance obligations related to partial equipment paid contracts </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligation" xlink:label="us-gaap_RevenueRemainingPerformanceObligation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligation" xlink:to="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xml:lang="en-US"> Total remaining performance obligations </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xml:lang="en-US"> Total share-based compensation expense included in consolidated statement of operations </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:to="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xml:lang="en-US"> Proceeds from completion of an equity offering </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityReverseStockSplit" xlink:label="us-gaap_StockholdersEquityReverseStockSplit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityReverseStockSplit" xlink:to="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xml:lang="en-US"> Stockholders' Equity, Reverse Stock Split </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesIssued_2_lbl" xml:lang="en-US"> Common stock issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_2_lbl" xml:lang="en-US"> Common stock outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFDICInsuredAmount" xlink:label="us-gaap_CashFDICInsuredAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFDICInsuredAmount" xlink:to="us-gaap_CashFDICInsuredAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashFDICInsuredAmount_lbl" xml:lang="en-US"> Federal insured amount </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Cash" xlink:label="us-gaap_Cash"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Cash" xlink:to="us-gaap_Cash_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Cash_lbl" xml:lang="en-US"> Cash balance, amount </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_2_lbl" xml:lang="en-US"> Allowance for doubtful accounts </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryAdjustments" xlink:label="us-gaap_InventoryAdjustments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryAdjustments" xlink:to="us-gaap_InventoryAdjustments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryAdjustments_lbl" xml:lang="en-US"> Inventory adjustments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xml:lang="en-US"> Property and equipment useful lives </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:to="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xml:lang="en-US"> Revenue recognized </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage" xlink:label="CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage" xlink:to="CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage_lbl" xml:lang="en-US"> Revenue recognized, percentage </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_2_lbl" xml:lang="en-US"> Remaining performance obligations </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage" xlink:label="us-gaap_RevenueRemainingPerformanceObligationPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationPercentage" xlink:to="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRemainingPerformanceObligationPercentage_lbl" xml:lang="en-US"> Remaining performance obligations, percentage </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StandardProductWarrantyDescription" xlink:label="us-gaap_StandardProductWarrantyDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StandardProductWarrantyDescription" xlink:to="us-gaap_StandardProductWarrantyDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StandardProductWarrantyDescription_lbl" xml:lang="en-US"> Product warranty description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProductWarrantyAccrual" xlink:label="us-gaap_ProductWarrantyAccrual"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProductWarrantyAccrual" xlink:to="us-gaap_ProductWarrantyAccrual_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProductWarrantyAccrual_lbl" xml:lang="en-US"> Accrued warranty reserve </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="us-gaap_ConcentrationRiskPercentage1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskPercentage1" xlink:to="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xml:lang="en-US"> Concentration risk percentage </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_2_lbl" xml:lang="en-US"> Share based compensation cost </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_lbl" xml:lang="en-US"> Share based compensation, incentive compensation awards </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xml:lang="en-US"> Antidilutive securities excluded from computation of earnings per share, amount </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="us-gaap_NumberOfOperatingSegments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfOperatingSegments" xlink:to="us-gaap_NumberOfOperatingSegments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xml:lang="en-US"> Number of operating segments </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DisclosureLeasesAbstract" xlink:to="CEAD_DisclosureLeasesAbstract_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_DisclosureLeasesAbstract_2_lbl" xml:lang="en-US"> Schedule Of Lease Cost </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_2_lbl" xml:lang="en-US"> Operating lease liability, current </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_2_lbl" xml:lang="en-US"> Operating lease liability, long-term </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:to="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xml:lang="en-US"> Operating Lease, Weighted Average Remaining Lease Term </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:to="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xml:lang="en-US"> Discount rate </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="us-gaap_OperatingLeasePayments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasePayments" xlink:to="us-gaap_OperatingLeasePayments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasePayments_lbl" xml:lang="en-US"> Operating cash outflow from operating lease </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DisclosureLeasesAbstract" xlink:to="CEAD_DisclosureLeasesAbstract_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="CEAD_DisclosureLeasesAbstract_3_lbl" xml:lang="en-US"> Schedule Of Future Annual Minimum Lease Payments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xml:lang="en-US"> 2022 </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xml:lang="en-US"> 2023 </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xml:lang="en-US"> Thereafter </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xml:lang="en-US"> Total minimum lease payments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xml:lang="en-US"> Less imputed interest </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="us-gaap_OperatingLeaseLiability"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiability_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xml:lang="en-US"> Present value of minimum lease payments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AreaOfLand" xlink:label="us-gaap_AreaOfLand"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AreaOfLand" xlink:to="us-gaap_AreaOfLand_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AreaOfLand_lbl" xml:lang="en-US"> Area of land </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForRent" xlink:label="us-gaap_PaymentsForRent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForRent" xlink:to="us-gaap_PaymentsForRent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForRent_lbl" xml:lang="en-US"> Lease rental expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseDescription" xlink:label="us-gaap_LesseeOperatingLeaseDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseDescription" xlink:to="us-gaap_LesseeOperatingLeaseDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseDescription_lbl" xml:lang="en-US"> Operating lease term description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SecurityDeposit" xlink:label="us-gaap_SecurityDeposit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecurityDeposit" xlink:to="us-gaap_SecurityDeposit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SecurityDeposit_lbl" xml:lang="en-US"> Security deposit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForDeposits" xlink:label="us-gaap_PaymentsForDeposits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForDeposits" xlink:to="us-gaap_PaymentsForDeposits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForDeposits_lbl" xml:lang="en-US"> Payment to deposit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TenantImprovements" xlink:label="us-gaap_TenantImprovements"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TenantImprovements" xlink:to="us-gaap_TenantImprovements_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TenantImprovements_lbl" xml:lang="en-US"> Tenant improvements </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_UnamortizedAmountOfTenantImprovementAllowance" xlink:label="CEAD_UnamortizedAmountOfTenantImprovementAllowance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_UnamortizedAmountOfTenantImprovementAllowance" xlink:to="CEAD_UnamortizedAmountOfTenantImprovementAllowance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_UnamortizedAmountOfTenantImprovementAllowance_lbl" xml:lang="en-US"> Unamortized amount of tenant improvement allowance </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiability_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeaseLiability_2_lbl" xml:lang="en-US"> Operating lease liability </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_GainsOnExtinguishmentOnLease" xlink:label="CEAD_GainsOnExtinguishmentOnLease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_GainsOnExtinguishmentOnLease" xlink:to="CEAD_GainsOnExtinguishmentOnLease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_GainsOnExtinguishmentOnLease_lbl" xml:lang="en-US"> Gain on lease extinguishment </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseInRentPercent" xlink:label="CEAD_IncreaseInRentPercent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseInRentPercent" xlink:to="CEAD_IncreaseInRentPercent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncreaseInRentPercent_lbl" xml:lang="en-US"> Increase in rent percent </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryFinishedGoods" xlink:label="us-gaap_InventoryFinishedGoods"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryFinishedGoods" xlink:to="us-gaap_InventoryFinishedGoods_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryFinishedGoods_lbl" xml:lang="en-US"> Finished goods </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryWorkInProcess" xlink:label="us-gaap_InventoryWorkInProcess"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryWorkInProcess" xlink:to="us-gaap_InventoryWorkInProcess_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryWorkInProcess_lbl" xml:lang="en-US"> Work in progress </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryRawMaterials" xlink:label="us-gaap_InventoryRawMaterials"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryRawMaterials" xlink:to="us-gaap_InventoryRawMaterials_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryRawMaterials_lbl" xml:lang="en-US"> Raw materials </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryValuationReserves" xlink:label="us-gaap_InventoryValuationReserves"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryValuationReserves" xlink:to="us-gaap_InventoryValuationReserves_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InventoryValuationReserves_lbl" xml:lang="en-US"> Allowance for excess & obsolete inventory </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InventoryNet" xlink:to="us-gaap_InventoryNet_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InventoryNet_2_lbl" xml:lang="en-US"> Inventory, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfGoodsAndServicesSoldOverhead" xlink:label="us-gaap_CostOfGoodsAndServicesSoldOverhead"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfGoodsAndServicesSoldOverhead" xlink:to="us-gaap_CostOfGoodsAndServicesSoldOverhead_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfGoodsAndServicesSoldOverhead_lbl" xml:lang="en-US"> Overhead expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems" xlink:to="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="us-gaap_PropertyPlantAndEquipmentGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xml:lang="en-US"> Property and equipment, gross </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US"> Accumulated depreciation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Depreciation" xlink:label="us-gaap_Depreciation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Depreciation" xlink:to="us-gaap_Depreciation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Depreciation_lbl" xml:lang="en-US"> Depreciation expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:to="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xml:lang="en-US"> Intangible assets, gross </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xml:lang="en-US"> Accumulated amortization </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xml:lang="en-US"> Intangible assets, net </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:to="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_lbl" xml:lang="en-US"> Intangible assets amortization period </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfIntangibleAssets" xlink:to="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US"> Amortization expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xlink:label="us-gaap_ImpairmentOfIntangibleAssetsFinitelived"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xlink:to="us-gaap_ImpairmentOfIntangibleAssetsFinitelived_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ImpairmentOfIntangibleAssetsFinitelived_lbl" xml:lang="en-US"> Written-off intangible assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="us-gaap_AccountsPayableCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US"> Accounts payable </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccruedSalesCommissionCurrent" xlink:label="us-gaap_AccruedSalesCommissionCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedSalesCommissionCurrent" xlink:to="us-gaap_AccruedSalesCommissionCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedSalesCommissionCurrent_lbl" xml:lang="en-US"> Sales commissions payable </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xml:lang="en-US"> Accrued payroll liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent" xlink:label="us-gaap_ProductWarrantyAccrualClassifiedCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProductWarrantyAccrualClassifiedCurrent" xlink:to="us-gaap_ProductWarrantyAccrualClassifiedCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProductWarrantyAccrualClassifiedCurrent_lbl" xml:lang="en-US"> Product warranty accrual </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAccruedLiabilitiesCurrent" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xml:lang="en-US"> Other accrued expenses </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_2_lbl" xml:lang="en-US"> Total </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_3_lbl" xml:lang="en-US"> Accounts payable and other accrued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StandardProductWarrantyDescription_2_lbl" xml:lang="en-US"> Warranty reserve description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xml:lang="en-US"> Financing Receivable, Troubled Debt Restructuring [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsLineItems" xlink:label="us-gaap_FinancingReceivableModificationsLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableModificationsLineItems" xlink:to="us-gaap_FinancingReceivableModificationsLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableModificationsLineItems_lbl" xml:lang="en-US"> Financing Receivable, Troubled Debt Restructuring [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="us-gaap_DebtInstrumentFaceAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xml:lang="en-US"> Note payable principal amount </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xml:lang="en-US"> Loan interest rate </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="us-gaap_DebtInstrumentMaturityDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDate" xlink:to="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xml:lang="en-US"> Loan due date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentIncreaseAccruedInterest" xlink:label="us-gaap_DebtInstrumentIncreaseAccruedInterest"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentIncreaseAccruedInterest" xlink:to="us-gaap_DebtInstrumentIncreaseAccruedInterest_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentIncreaseAccruedInterest_lbl" xml:lang="en-US"> Accrued interest </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesAuthorized" xlink:label="us-gaap_TemporaryEquitySharesAuthorized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesAuthorized" xlink:to="us-gaap_TemporaryEquitySharesAuthorized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquitySharesAuthorized_lbl" xml:lang="en-US"> Temporary Equity, Shares Authorized </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare_2_lbl" xml:lang="en-US"> Temporary Equity, Par or Stated Value Per Share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConversionOfStockSharesConverted1" xlink:label="us-gaap_ConversionOfStockSharesConverted1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockSharesConverted1" xlink:to="us-gaap_ConversionOfStockSharesConverted1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConversionOfStockSharesConverted1_lbl" xml:lang="en-US"> Conversion of Stock, Shares Converted </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WarrantToPurchaseCommonStockShares" xlink:label="CEAD_WarrantToPurchaseCommonStockShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantToPurchaseCommonStockShares" xlink:to="CEAD_WarrantToPurchaseCommonStockShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WarrantToPurchaseCommonStockShares_lbl" xml:lang="en-US"> Warrant to purchase common stock shares </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement" xlink:to="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl" xml:lang="en-US"> Temporary Equity, Aggregate Amount of Redemption Requirement </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock" xlink:label="us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock" xlink:to="us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfRedeemableConvertiblePreferredStock_lbl" xml:lang="en-US"> Proceeds from Issuance of Redeemable Convertible Preferred Stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockDividendRatePercentage" xlink:label="us-gaap_PreferredStockDividendRatePercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockDividendRatePercentage" xlink:to="us-gaap_PreferredStockDividendRatePercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockDividendRatePercentage_lbl" xml:lang="en-US"> Preferred Stock, Dividend Rate, Percentage </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockConvertibleConversionPriceIncrease" xlink:label="us-gaap_CommonStockConvertibleConversionPriceIncrease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockConvertibleConversionPriceIncrease" xlink:to="us-gaap_CommonStockConvertibleConversionPriceIncrease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockConvertibleConversionPriceIncrease_lbl" xml:lang="en-US"> Common Stock, Convertible, Conversion Price, Increase </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PercentageOfPreferredStockConversionProvision" xlink:label="CEAD_PercentageOfPreferredStockConversionProvision"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PercentageOfPreferredStockConversionProvision" xlink:to="CEAD_PercentageOfPreferredStockConversionProvision_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PercentageOfPreferredStockConversionProvision_lbl" xml:lang="en-US"> Percentage of preferred stock conversion provision </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PercentageOfCommonStockReserve" xlink:label="CEAD_PercentageOfCommonStockReserve"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PercentageOfCommonStockReserve" xlink:to="CEAD_PercentageOfCommonStockReserve_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PercentageOfCommonStockReserve_lbl" xml:lang="en-US"> Percentage of common stock reserve </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_lbl" xml:lang="en-US"> Redemption percentage </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PreferredStockRedeemptionStatedValue" xlink:label="CEAD_PreferredStockRedeemptionStatedValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PreferredStockRedeemptionStatedValue" xlink:to="CEAD_PreferredStockRedeemptionStatedValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PreferredStockRedeemptionStatedValue_lbl" xml:lang="en-US"> Preferred Stock redemption stated value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:label="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:to="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_lbl" xml:lang="en-US"> Investor warrant exercise date </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xml:lang="en-US"> Exercise price of warrant per share </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IssuanceOfCommonStockExercisePercentageProvision" xlink:label="CEAD_IssuanceOfCommonStockExercisePercentageProvision"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IssuanceOfCommonStockExercisePercentageProvision" xlink:to="CEAD_IssuanceOfCommonStockExercisePercentageProvision_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IssuanceOfCommonStockExercisePercentageProvision_lbl" xml:lang="en-US"> Issuance of common stock exercise percentage provision </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PercentageOfPlacementAgentCashFee" xlink:label="CEAD_PercentageOfPlacementAgentCashFee"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PercentageOfPlacementAgentCashFee" xlink:to="CEAD_PercentageOfPlacementAgentCashFee_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PercentageOfPlacementAgentCashFee_lbl" xml:lang="en-US"> Percentage of placement agent cash fee </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentCompanyShareholderServiceFeeExpense" xlink:label="us-gaap_InvestmentCompanyShareholderServiceFeeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentCompanyShareholderServiceFeeExpense" xlink:to="us-gaap_InvestmentCompanyShareholderServiceFeeExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentCompanyShareholderServiceFeeExpense_lbl" xml:lang="en-US"> Placement agent expenses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xml:lang="en-US"> Redemption price, percentage </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleLiquidationPreferencePerShare" xlink:label="us-gaap_DebtInstrumentConvertibleLiquidationPreferencePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleLiquidationPreferencePerShare" xlink:to="us-gaap_DebtInstrumentConvertibleLiquidationPreferencePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleLiquidationPreferencePerShare_lbl" xml:lang="en-US"> Convertible stock liquidation preference, value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleLiquidationPreferenceValue" xlink:label="us-gaap_DebtInstrumentConvertibleLiquidationPreferenceValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleLiquidationPreferenceValue" xlink:to="us-gaap_DebtInstrumentConvertibleLiquidationPreferenceValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleLiquidationPreferenceValue_lbl" xml:lang="en-US"> Liquidation preference, value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xml:lang="en-US"> Temporary equity redemption value </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TemporaryEquityNonCashRedemptionValueAdjustment" xlink:label="CEAD_TemporaryEquityNonCashRedemptionValueAdjustment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TemporaryEquityNonCashRedemptionValueAdjustment" xlink:to="CEAD_TemporaryEquityNonCashRedemptionValueAdjustment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TemporaryEquityNonCashRedemptionValueAdjustment_lbl" xml:lang="en-US"> Temporary equity non cash redemption value adjustment </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable" xlink:label="us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable" xlink:to="us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_lbl" xml:lang="en-US"> Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems" xlink:label="us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems" xlink:to="us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_lbl" xml:lang="en-US"> Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProfessionalFees" xlink:label="us-gaap_ProfessionalFees"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfessionalFees" xlink:to="us-gaap_ProfessionalFees_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfessionalFees_lbl" xml:lang="en-US"> Monthly consulting fee </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PaymentForConsultation" xlink:label="CEAD_PaymentForConsultation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PaymentForConsultation" xlink:to="CEAD_PaymentForConsultation_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PaymentForConsultation_lbl" xml:lang="en-US"> Payments for consulting agreement </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForCommissions" xlink:label="us-gaap_PaymentsForCommissions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForCommissions" xlink:to="us-gaap_PaymentsForCommissions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForCommissions_lbl" xml:lang="en-US"> Payments for commissions </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="us-gaap_LossContingenciesTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesTable" xlink:to="us-gaap_LossContingenciesTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LossContingenciesTable_lbl" xml:lang="en-US"> Loss Contingencies [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="us-gaap_LossContingenciesLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesLineItems" xlink:to="us-gaap_LossContingenciesLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LitigationSettlementExpense" xlink:label="us-gaap_LitigationSettlementExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LitigationSettlementExpense" xlink:to="us-gaap_LitigationSettlementExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LitigationSettlementExpense_lbl" xml:lang="en-US"> Cost of settelement </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDispute_2_lbl" xml:lang="en-US"> Common shares issued in settlement of legal dispute, value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="us-gaap_ScheduleOfStockByClassTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfStockByClassTable" xlink:to="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xml:lang="en-US"> Schedule of Stock by Class [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="us-gaap_ClassOfStockLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfStockLineItems" xlink:to="us-gaap_ClassOfStockLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xml:lang="en-US"> Class of Stock [Line Items] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_2_lbl" xml:lang="en-US"> Preferred Stock, Shares Authorized </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_2_lbl" xml:lang="en-US"> Preferred Stock, Par or Stated Value Per Share </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_2_lbl" xml:lang="en-US"> Preferred Stock, Shares Issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_2_lbl" xml:lang="en-US"> Preferred Stock, Shares Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2_lbl" xml:lang="en-US"> Share-based Payment Arrangement, Plan Modification, Incremental Cost </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US"> Stock Issued During Period, Value, New Issues </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:to="us-gaap_StockRedeemedOrCalledDuringPeriodValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue_lbl" xml:lang="en-US"> Shares redeemed </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquitySharesIssued_2_lbl" xml:lang="en-US"> Temporary Equity, Shares Issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_2_lbl" xml:lang="en-US"> Temporary Equity, Shares Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodShares" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRepurchasedDuringPeriodShares" xlink:to="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xml:lang="en-US"> Stock Repurchased During Period, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodValue" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRepurchasedDuringPeriodValue" xlink:to="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xml:lang="en-US"> Stock Repurchased During Period, Value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" xlink:to="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xml:lang="en-US"> Warrant to purchase shares of common stock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_2_lbl" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_2_lbl" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_StockIssuedDuringPeriodSharesForSettlement" xlink:label="CEAD_StockIssuedDuringPeriodSharesForSettlement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_StockIssuedDuringPeriodSharesForSettlement" xlink:to="CEAD_StockIssuedDuringPeriodSharesForSettlement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_StockIssuedDuringPeriodSharesForSettlement_lbl" xml:lang="en-US"> Shares issued for settlement </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_StockIssuedDuringPeriodValueForSettlement" xlink:label="CEAD_StockIssuedDuringPeriodValueForSettlement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_StockIssuedDuringPeriodValueForSettlement" xlink:to="CEAD_StockIssuedDuringPeriodValueForSettlement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_StockIssuedDuringPeriodValueForSettlement_lbl" xml:lang="en-US"> [custom:StockIssuedDuringPeriodValueForSettlement] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:to="us-gaap_StockRedeemedOrCalledDuringPeriodShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodShares_lbl" xml:lang="en-US"> Stock Redeemed or Called During Period, Shares </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DividendsPreferredStockCash" xlink:label="us-gaap_DividendsPreferredStockCash"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsPreferredStockCash" xlink:to="us-gaap_DividendsPreferredStockCash_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DividendsPreferredStockCash_lbl" xml:lang="en-US"> Dividends accrued on preferred stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossRelatedToLitigationSettlement" xlink:label="us-gaap_GainLossRelatedToLitigationSettlement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossRelatedToLitigationSettlement" xlink:to="us-gaap_GainLossRelatedToLitigationSettlement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossRelatedToLitigationSettlement_lbl" xml:lang="en-US"> Gain (Loss) Related to Litigation Settlement </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xml:lang="en-US"> Number of grants made during the period </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_3_lbl" xml:lang="en-US"> Common stock, Issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_DisclosureOutstandingWarrantsAbstract_2_lbl" xml:lang="en-US"> Schedule Of Outstanding Warrants To Purchase Common Stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightOutstanding" xlink:to="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xml:lang="en-US"> Warrants Outstanding, Beginning Balance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Beginning Balance </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms_lbl" xml:lang="en-US"> Weighted Average Life of Outstanding Warrants in Months, Beginning Balance </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue" xlink:label="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue" xlink:to="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Beginning Balance </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightIssued" xlink:label="CEAD_ClassOfWarrantOrRightIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightIssued" xlink:to="CEAD_ClassOfWarrantOrRightIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightIssued_lbl" xml:lang="en-US"> Warrants, issued </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued" xlink:to="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Issued </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue" xlink:label="CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue" xlink:to="CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Issued </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightExercised" xlink:label="CEAD_ClassOfWarrantOrRightExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightExercised" xlink:to="CEAD_ClassOfWarrantOrRightExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightExercised_lbl" xml:lang="en-US"> Warrants, Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised" xlink:to="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue" xlink:label="CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue" xlink:to="CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightExpired" xlink:label="CEAD_ClassOfWarrantOrRightExpired"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightExpired" xlink:to="CEAD_ClassOfWarrantOrRightExpired_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="CEAD_ClassOfWarrantOrRightExpired_lbl" xml:lang="en-US"> Warrants, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired" xlink:to="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue" xlink:label="CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue" xlink:to="CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsIssuedWeightedAverageRemainingContractualTerms" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsIssuedWeightedAverageRemainingContractualTerms"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsIssuedWeightedAverageRemainingContractualTerms" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsIssuedWeightedAverageRemainingContractualTerms_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsIssuedWeightedAverageRemainingContractualTerms_lbl" xml:lang="en-US"> Weighted Average Life of Outstanding Warrants in Months, Issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_2_lbl" xml:lang="en-US"> Warrants Outstanding, Ending Balance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_3_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Ending Balance </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_lbl" xml:lang="en-US"> Weighted Average Life of Outstanding Warrants in Months, Ending Balance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue_2_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Ending Balance </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl" xml:lang="en-US"> Share-based Payment Arrangement, Option, Exercise Price Range [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_lbl" xml:lang="en-US"> Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_4_lbl" xml:lang="en-US"> Exercise price </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_3_lbl" xml:lang="en-US"> Warrants Outstanding </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_2_lbl" xml:lang="en-US"> Weighted Average Life of Outstanding Warrants in Months </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_5_lbl" xml:lang="en-US"> Exercise price of warrants </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_2_lbl" xml:lang="en-US"> Class of Warrant or Right, Number of Securities Called by Each Warrant or Right </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:to="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xml:lang="en-US"> Warrants to purchase common stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfWarrants" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfWarrants" xlink:to="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xml:lang="en-US"> Proceeds from Issuance of Warrants </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConversionOfStockDescription" xlink:label="us-gaap_ConversionOfStockDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockDescription" xlink:to="us-gaap_ConversionOfStockDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConversionOfStockDescription_lbl" xml:lang="en-US"> Conversion of Stock, Description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="us-gaap_SharesIssuedPricePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xml:lang="en-US"> Shares Issued, Price Per Share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1" xlink:to="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_lbl" xml:lang="en-US"> Debt Instrument, Convertible, Threshold Consecutive Trading Days </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RedeemWarrantSharesAtPrice" xlink:label="CEAD_RedeemWarrantSharesAtPrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedeemWarrantSharesAtPrice" xlink:to="CEAD_RedeemWarrantSharesAtPrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_RedeemWarrantSharesAtPrice_lbl" xml:lang="en-US"> Redeem warrant shares at a price </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WarrantDescription" xlink:label="CEAD_WarrantDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantDescription" xlink:to="CEAD_WarrantDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WarrantDescription_lbl" xml:lang="en-US"> Warrant description </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants" xlink:label="us-gaap_StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants" xlink:to="us-gaap_StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants_lbl" xml:lang="en-US"> Purchase price of warrants </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_4_lbl" xml:lang="en-US"> Class of Warrant or Right, Outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US"> Number of Options, Outstanding Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Outstanding Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Begining </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Outstanding Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US"> Number of Options, Exercised </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xml:lang="en-US"> Number of Options, Forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_lbl" xml:lang="en-US"> Number of Options, Forfeited/Cancelled </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermExpired" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermExpired"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermExpired" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermExpired_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermExpired_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermForfeited_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Forfeited </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2_lbl" xml:lang="en-US"> Number of Options, Outstanding Ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Outstanding Ending </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_2_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Outstanding Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xml:lang="en-US"> Number of Options, Exercisable Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Weighted Average Exercise Price, Exercisable Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Exercisable Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Exercisable Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_2_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3_lbl" xml:lang="en-US"> Aggregate Intrinsic Value, Outstanding Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_lbl" xml:lang="en-US"> Number of Options Nonvested, Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant-Date Fair Value, Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Nonvested Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Beginning </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2_lbl" xml:lang="en-US"> Number of Options Nonvested, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant-Date Fair Value, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_lbl" xml:lang="en-US"> Number of Options Nonvested, Vested </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant-Date Fair Value, Vested </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Vested </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares_lbl" xml:lang="en-US"> Number of Options Nonvested, Forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired_lbl" xml:lang="en-US"> Number of Options Nonvested, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Expired </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_2_lbl" xml:lang="en-US"> Number of Options Nonvested, Ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_2_lbl" xml:lang="en-US"> Weighted Average Grant-Date Fair Value, Ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_2_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Nonvested Ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_2_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredWeightedAverageGrantDateFairValue" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredWeightedAverageGrantDateFairValue" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExpiredWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Expired, Weighted Average Grant Date Fair Value </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested" xlink:label="CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested" xlink:to="CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested_lbl" xml:lang="en-US"> Grant Date Fair Value Nonvested, Beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xml:lang="en-US"> Number of Units, beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant Date Fair Value, beginning </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Outstanding beginning </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2_lbl" xml:lang="en-US"> Number of Units, Granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant Date Fair Value, Granted </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2_lbl" xml:lang="en-US"> Number of Units, Vested and settled with share issuance </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant Date Fair Value, Vested and settled with share issuance </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_lbl" xml:lang="en-US"> Number of Units, Forfeited/canceled </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US"> Weighted Average Grant Date Fair Value, Forfeited/canceled </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_3_lbl" xml:lang="en-US"> Number of Units, Vested and settled with share issuance </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2_lbl" xml:lang="en-US"> Number of Units, ending </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_2_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Outstanding ending </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_2_lbl" xml:lang="en-US"> Shares of restricted stock award </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3_lbl" xml:lang="en-US"> Number of share awards granted </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_3_lbl" xml:lang="en-US"> Number of share awards forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding" xlink:label="CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding" xlink:to="CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding_lbl" xml:lang="en-US"> Stock option issued and outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:to="CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized_lbl" xml:lang="en-US"> Number of shares authorized </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_lbl" xlink:type="arc"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_3_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xml:lang="en-US"> Shares available for future equity awards </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xml:lang="en-US"> Unrecognized compensation expense </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_2_lbl" xml:lang="en-US"> Non-qualified stock options term </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:to="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xml:lang="en-US"> Value of restricted stock award </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensation" xlink:to="us-gaap_ShareBasedCompensation_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensation_2_lbl" xml:lang="en-US"> Number of options, granted </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockOptionPlanExpense" xlink:label="us-gaap_StockOptionPlanExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockOptionPlanExpense" xlink:to="us-gaap_StockOptionPlanExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockOptionPlanExpense_lbl" xml:lang="en-US"> Stock or Unit Option Plan Expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xml:lang="en-US"> Unrecognized share-based compensation </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNumberOfSharesPeriodIncreaseDecrease" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNumberOfSharesPeriodIncreaseDecrease"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNumberOfSharesPeriodIncreaseDecrease" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNumberOfSharesPeriodIncreaseDecrease_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNumberOfSharesPeriodIncreaseDecrease_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Number of Shares, Period Increase (Decrease) </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharePrice" xlink:label="us-gaap_SharePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US"> Closing price of common stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_lbl" xml:lang="en-US"> Non-qualified stock options vested percentage </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement_lbl" xml:lang="en-US"> Intrinsic value of vested and settled with issuance of share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US"> Income taxes computed at the federal statutory rate </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US"> States taxes, net of federal benefits </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:to="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_lbl" xml:lang="en-US"> Permanent differences </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncomeTaxReconciliationTrueUpAdjustments" xlink:label="CEAD_IncomeTaxReconciliationTrueUpAdjustments"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncomeTaxReconciliationTrueUpAdjustments" xlink:to="CEAD_IncomeTaxReconciliationTrueUpAdjustments_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncomeTaxReconciliationTrueUpAdjustments_lbl" xml:lang="en-US"> True-up adjustments </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpense" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationNondeductibleExpense" xlink:to="us-gaap_IncomeTaxReconciliationNondeductibleExpense_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpense_lbl" xml:lang="en-US"> Adjustment to net operating loss </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US"> Change in valuation allowance </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_2_lbl" xml:lang="en-US"> Reported income tax (benefit) expense </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xml:lang="en-US"> Net operating losses </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl" xml:lang="en-US"> Equity compensation </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOther_lbl" xml:lang="en-US"> Other deferred tax assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="us-gaap_DeferredTaxAssetsNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xml:lang="en-US"> Total deferred tax assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="us-gaap_DeferredTaxLiabilitiesOther"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesOther" xlink:to="us-gaap_DeferredTaxLiabilitiesOther_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesOther_lbl" xml:lang="en-US"> Other deferred tax liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="us-gaap_DeferredTaxLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilities_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US"> Total deferred tax liabilities </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US"> Net deferred tax assets before valuation allowance </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US"> Less valuation allowance </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xml:lang="en-US"> Net deferred tax assets </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="us-gaap_SubsequentEventTable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventTable" xlink:to="us-gaap_SubsequentEventTable_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventTable_lbl" xml:lang="en-US"> Subsequent Event [Table] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="us-gaap_SubsequentEventLineItems"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventLineItems" xlink:to="us-gaap_SubsequentEventLineItems_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xml:lang="en-US"> Subsequent Event [Line Items] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="us-gaap_OperatingLossCarryforwards"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLossCarryforwards" xlink:to="us-gaap_OperatingLossCarryforwards_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xml:lang="en-US"> Operating loss carryforward </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount" xlink:label="CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount" xlink:to="CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount_lbl" xml:lang="en-US"> Net operating loss carry forward expected to expire amount </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NetOperatingLossExpirationTerm" xlink:label="CEAD_NetOperatingLossExpirationTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NetOperatingLossExpirationTerm" xlink:to="CEAD_NetOperatingLossExpirationTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NetOperatingLossExpirationTerm_lbl" xml:lang="en-US"> Net operating loss expiration term </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NolsUsageAgainstTaxableIncomePercentage" xlink:label="CEAD_NolsUsageAgainstTaxableIncomePercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NolsUsageAgainstTaxableIncomePercentage" xlink:to="CEAD_NolsUsageAgainstTaxableIncomePercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NolsUsageAgainstTaxableIncomePercentage_lbl" xml:lang="en-US"> NOLs usage against taxable income, percentage </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:to="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xml:lang="en-US"> Percentage of ownership change </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NolsCarryforwardsTermDescription" xlink:label="CEAD_NolsCarryforwardsTermDescription"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NolsCarryforwardsTermDescription" xlink:to="CEAD_NolsCarryforwardsTermDescription_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NolsCarryforwardsTermDescription_lbl" xml:lang="en-US"> NOLs carryforwards term </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US"> Proceeds from Issuance of Common Stock </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xml:lang="en-US"> Number of warrants issued </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:to="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl" xml:lang="en-US"> Number of warrants issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PercentageOfOverallotment" xlink:label="CEAD_PercentageOfOverallotment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PercentageOfOverallotment" xlink:to="CEAD_PercentageOfOverallotment_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_PercentageOfOverallotment_lbl" xml:lang="en-US"> [custom:PercentageOfOverallotment] </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="us-gaap_SaleOfStockPricePerShare"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xml:lang="en-US"> Exercise price per share </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_2_lbl" xml:lang="en-US"> Number of stock options issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2_lbl" xml:lang="en-US"> Number of stock options issued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_3_lbl" xml:lang="en-US"> Number of shares issued during the period </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_2_lbl" xml:lang="en-US"> Net proceeds from sale of common stock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_2_lbl" xml:lang="en-US"> Number of shares sold </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WarrantsAndRightsOutstandingTerm" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstandingTerm" xlink:to="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xml:lang="en-US"> Warrant term </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2_lbl" xml:lang="en-US"> Stock issued during period, shares, issued for services </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WarrantsAndRightsOutstandingMaturityDate" xlink:label="us-gaap_WarrantsAndRightsOutstandingMaturityDate"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstandingMaturityDate" xlink:to="us-gaap_WarrantsAndRightsOutstandingMaturityDate_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstandingMaturityDate_lbl" xml:lang="en-US"> Warrants maturity date </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue_2_lbl" xml:lang="en-US"> Stock Redeemed or Called During Period, Value </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits" xlink:to="us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_lbl" xml:lang="en-US"> Number of shares issued upon conversion </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ConversionOfStockSharesConverted1_2_lbl" xml:lang="en-US"> Number of shares converted </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_4_lbl" xml:lang="en-US"> Number of warrants vested </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePriceOfWarrantsVested" xlink:label="CEAD_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePriceOfWarrantsVested"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePriceOfWarrantsVested" xlink:to="CEAD_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePriceOfWarrantsVested_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePriceOfWarrantsVested_lbl" xml:lang="en-US"> Exercise price, per share </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_2_lbl" xml:lang="en-US"> Stock options vesting, period </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xml:lang="en-US"> Exercise price per share </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl" xml:lang="en-US"> Unexercised non-qualified stock options, forfeited </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_lbl" xml:lang="en-US"> Exercise price range, lower range limit </link:label>

<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_lbl" xml:lang="en-US"> Exercise price range, upper range limit </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_3_lbl" xlink:type="arc"/>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NonQualifiedStockOptionsIssued" xlink:label="CEAD_NonQualifiedStockOptionsIssued"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NonQualifiedStockOptionsIssued" xlink:to="CEAD_NonQualifiedStockOptionsIssued_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NonQualifiedStockOptionsIssued_lbl" xml:lang="en-US"> Non-qualified stock options issued </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NonQualifiedStockOptionsOutstanding" xlink:label="CEAD_NonQualifiedStockOptionsOutstanding"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NonQualifiedStockOptionsOutstanding" xlink:to="CEAD_NonQualifiedStockOptionsOutstanding_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_NonQualifiedStockOptionsOutstanding_lbl" xml:lang="en-US"> Non-qualified stock options outstanding </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RedeemableConvertiblePreferredStockSubscriptionReceivable" xlink:label="CEAD_RedeemableConvertiblePreferredStockSubscriptionReceivable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedeemableConvertiblePreferredStockSubscriptionReceivable" xlink:to="CEAD_RedeemableConvertiblePreferredStockSubscriptionReceivable_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RedeemableConvertiblePreferredStockSubscriptionReceivable_doc" xml:lang="en-US"> Redeemable convertible preferred stock subscription receivable. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RedeemableConvertiblePreferredStockAccruedDividends" xlink:label="CEAD_RedeemableConvertiblePreferredStockAccruedDividends"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedeemableConvertiblePreferredStockAccruedDividends" xlink:to="CEAD_RedeemableConvertiblePreferredStockAccruedDividends_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RedeemableConvertiblePreferredStockAccruedDividends_doc" xml:lang="en-US"> Redeemable convertible preferred stock accrued dividends. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_InventoryMember" xlink:to="CEAD_InventoryMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_InventoryMember_doc" xml:lang="en-US"> Inventory [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WebSiteDevelopmentCostsMember_doc" xml:lang="en-US"> WebSite Development Costs [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SeriesAPreferredStockValue" xlink:to="CEAD_SeriesAPreferredStockValue_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SeriesAPreferredStockValue_doc" xml:lang="en-US"> Series A preferred stock value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ConvertiblePreferredStockConvertedToSecurities_doc" xml:lang="en-US"> Convertible Preferred Series B Stock Dividends. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonuses_doc" xml:lang="en-US"> Common shares issued in settlement of restricted stock units and award of stock bonuses. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ThreeCustomersMember" xlink:to="CEAD_ThreeCustomersMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ThreeCustomersMember_doc" xml:lang="en-US"> Three Customers [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsAccruedAndIssued_doc" xml:lang="en-US"> Fair value of vested stock options accrued in 2019 and issued to employees and directors in 2020. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesToBeIssuedInSettlementOfLegalDispute" xlink:label="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDispute"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDispute" xlink:to="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDispute_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDispute_doc" xml:lang="en-US"> Common shares to be issued in settlement of legal dispute. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToEmployees_doc" xml:lang="en-US"> Fair value of vested stock options granted to employees. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FairValueOfVestedStockOptionsGrantedToDirectors_doc" xml:lang="en-US"> Fair value of vested stock options granted to directors. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalIssuanceOfSeriesBPreferredStockAndWarrants_doc" xml:lang="en-US"> Adjustments to additional paid in capital issuance of series B preferred stock and warrants. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ReceiptOfSeriesBPreferredStockSunscriptionReceivable_doc" xml:lang="en-US"> Receipt of series B preferred stock sunscription receivable. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValue_doc" xml:lang="en-US"> Adjustments to additional paid in capital redemption value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommon_doc" xml:lang="en-US"> Conversion of series A preferred stock to common. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterest_doc" xml:lang="en-US"> Issuance of common stock in settlement of accrued interest. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TemporaryEquityTextBlock" xlink:to="CEAD_TemporaryEquityTextBlock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TemporaryEquityTextBlock_doc" xml:lang="en-US"> Temporary Equity [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SeriesBRedeemableConvertiblePreferredStockMember_doc" xml:lang="en-US"> Series B Redeemable Convertible Preferred Stock [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployee_doc" xml:lang="en-US"> Issuance of restricted common stock to employee. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TemporaryEquityNetProceeds" xlink:label="CEAD_TemporaryEquityNetProceeds"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TemporaryEquityNetProceeds" xlink:to="CEAD_TemporaryEquityNetProceeds_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TemporaryEquityNetProceeds_doc" xml:lang="en-US"> Temporary equity net proceeds. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AccruedInterestOnSeriesBPreferredStock_doc" xml:lang="en-US"> Accrued interest on Series B preferred stock, </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PercentageOfPreferredStockConversionProvision_doc" xml:lang="en-US"> Percentage of preferred stock conversion provision. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PercentageOfCommonStockReserve_doc" xml:lang="en-US"> Percentage of common stock reserve. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DebtInstrumentRedeemptionStatedValue" xlink:label="CEAD_DebtInstrumentRedeemptionStatedValue"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DebtInstrumentRedeemptionStatedValue" xlink:to="CEAD_DebtInstrumentRedeemptionStatedValue_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_DebtInstrumentRedeemptionStatedValue_doc" xml:lang="en-US"> Debt instrument redeemption stated value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ConversionOfSeriesPreferredStockToCommonShares_doc" xml:lang="en-US"> Conversion Of Series Preferred Stock To Common Shares. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_InvestorWarrantMember" xlink:to="CEAD_InvestorWarrantMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_InvestorWarrantMember_doc" xml:lang="en-US"> Investor Warrant [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IssuanceOfCommonStockExercisePercentageProvision_doc" xml:lang="en-US"> Issuance of common stock exercise percentage provision. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PercentageOfPlacementAgentCashFee_doc" xml:lang="en-US"> Percentage of placement agent cash fee. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WarrantToPurchaseCommonStockShares_doc" xml:lang="en-US"> Warrants to purchase common stock, shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TemporaryEquityNonCashRedemptionValueAdjustment_doc" xml:lang="en-US"> Temporary equity noncash redemption value adjustment. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_MrJamesRShipleyMember" xlink:to="CEAD_MrJamesRShipleyMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_MrJamesRShipleyMember_doc" xml:lang="en-US"> Mr.James R. Shipley [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CoFoundersMember" xlink:label="CEAD_CoFoundersMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CoFoundersMember" xlink:to="CEAD_CoFoundersMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CoFoundersMember_doc" xml:lang="en-US"> Co-Founders [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NumberOfUnitsVestedButNotSettled" xlink:label="CEAD_NumberOfUnitsVestedButNotSettled"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NumberOfUnitsVestedButNotSettled" xlink:to="CEAD_NumberOfUnitsVestedButNotSettled_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NumberOfUnitsVestedButNotSettled_doc" xml:lang="en-US"> Number of Units, Vested but not settled. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NumberOfUnitsVestedAndSettled" xlink:label="CEAD_NumberOfUnitsVestedAndSettled"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NumberOfUnitsVestedAndSettled" xlink:to="CEAD_NumberOfUnitsVestedAndSettled_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NumberOfUnitsVestedAndSettled_doc" xml:lang="en-US"> Number of units, vested and settled. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FormerEmployeeMember" xlink:label="CEAD_FormerEmployeeMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FormerEmployeeMember" xlink:to="CEAD_FormerEmployeeMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FormerEmployeeMember_doc" xml:lang="en-US"> Former Employee [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RestrictedStockUnitsSharesIssuedInterestPercentage" xlink:label="CEAD_RestrictedStockUnitsSharesIssuedInterestPercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RestrictedStockUnitsSharesIssuedInterestPercentage" xlink:to="CEAD_RestrictedStockUnitsSharesIssuedInterestPercentage_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RestrictedStockUnitsSharesIssuedInterestPercentage_doc" xml:lang="en-US"> Restricted stock units shares issued interest percentage. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AggregateSharesIssuedUponExecutionOfSettlement" xlink:label="CEAD_AggregateSharesIssuedUponExecutionOfSettlement"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AggregateSharesIssuedUponExecutionOfSettlement" xlink:to="CEAD_AggregateSharesIssuedUponExecutionOfSettlement_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AggregateSharesIssuedUponExecutionOfSettlement_doc" xml:lang="en-US"> Aggregate common shares issued upon execution of settlement. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonstockSharesToBeIssued_doc" xml:lang="en-US"> Common stock shares to be issued. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares" xlink:to="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesIssuedInSettlementOfRestrictedStockUnitsAndAwardOfStockBonusesShares_doc" xml:lang="en-US"> Common shares issued in settlement of restricted stock units and award of stock bonuses, shares. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonSharesToBeIssuedInSettlementOfLegalDisputeShares" xlink:label="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDisputeShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDisputeShares" xlink:to="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDisputeShares_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesToBeIssuedInSettlementOfLegalDisputeShares_doc" xml:lang="en-US"> Common shares to be issued in settlement of legal dispute shares. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PurchaseAgreementMember" xlink:to="CEAD_PurchaseAgreementMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PurchaseAgreementMember_doc" xml:lang="en-US"> Purchase Agreement [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IssuanceOfCommonStockInSettlementOfAccruedInterestShares_doc" xml:lang="en-US"> Issuance of common stock in settlement of accrued interest, shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IssuanceOfRestrictedCommonStockToEmployeeShares_doc" xml:lang="en-US"> Issuance Of Restricted Common Stock To Employee Shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonStockIssuedForOtherExpense_doc" xml:lang="en-US"> Common stock issued for other expense. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseDecreaseInLeaseDeposit_doc" xml:lang="en-US"> Increase decrease in lease deposit. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CashProceedsFromSaleOfPreferredStockAndWarrantsNetOfIssuanceCosts_doc" xml:lang="en-US"> Cash proceeds from sale of preferred stock and warrants, net of issuance costs. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdjustmentOfCarryingValueOfSeriesBPreferredStockToRedemptionValue_doc" xml:lang="en-US"> Adjustment of carrying value of series B preferred stock to redemption value. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SubscriptionReceivableSeriesBPreferredStock" xlink:label="CEAD_SubscriptionReceivableSeriesBPreferredStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SubscriptionReceivableSeriesBPreferredStock" xlink:to="CEAD_SubscriptionReceivableSeriesBPreferredStock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SubscriptionReceivableSeriesBPreferredStock_doc" xml:lang="en-US"> Subscription receivable - series B preferred stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_OptionsIssuedForAccruedEquityCompensation_doc" xml:lang="en-US"> Options issued for accrued equity compensation. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_GainOnForgivenessOfNotePayable_doc" xml:lang="en-US"> Gain on forgiveness of note payable. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AccruedSeriesBInterestPayableSettledInSharesOfCommonStock" xlink:label="CEAD_AccruedSeriesBInterestPayableSettledInSharesOfCommonStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AccruedSeriesBInterestPayableSettledInSharesOfCommonStock" xlink:to="CEAD_AccruedSeriesBInterestPayableSettledInSharesOfCommonStock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AccruedSeriesBInterestPayableSettledInSharesOfCommonStock_doc" xml:lang="en-US"> Accrued Series B interest payable settled in shares of common stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SeriesPreferredStockConvertedIntoSharesOfCommonStock_doc" xml:lang="en-US"> Series A Preferred stock converted into shares of common stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RightOfUseAssetArisingOnNewOfficeLease_doc" xml:lang="en-US"> Right of Use asset arising on new office lease. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AmortizationOfOriginalIssueDiscountOnNotesPayable" xlink:label="CEAD_AmortizationOfOriginalIssueDiscountOnNotesPayable"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AmortizationOfOriginalIssueDiscountOnNotesPayable" xlink:to="CEAD_AmortizationOfOriginalIssueDiscountOnNotesPayable_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AmortizationOfOriginalIssueDiscountOnNotesPayable_doc" xml:lang="en-US"> Amortization of original issue discount on notes payable. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_GainOnChangeInDerivativeLiabilities" xlink:label="CEAD_GainOnChangeInDerivativeLiabilities"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_GainOnChangeInDerivativeLiabilities" xlink:to="CEAD_GainOnChangeInDerivativeLiabilities_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_GainOnChangeInDerivativeLiabilities_doc" xml:lang="en-US"> Gain on change in derivative liabilities. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ConsultingServicesPaidInStock" xlink:label="CEAD_ConsultingServicesPaidInStock"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConsultingServicesPaidInStock" xlink:to="CEAD_ConsultingServicesPaidInStock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ConsultingServicesPaidInStock_doc" xml:lang="en-US"> Consulting services paid in stock. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NoncashInterestExpense" xlink:label="CEAD_NoncashInterestExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NoncashInterestExpense" xlink:to="CEAD_NoncashInterestExpense_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NoncashInterestExpense_doc" xml:lang="en-US"> Non-cash interest expense. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseDecreaseInOther" xlink:label="CEAD_IncreaseDecreaseInOther"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseDecreaseInOther" xlink:to="CEAD_IncreaseDecreaseInOther_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseDecreaseInOther_doc" xml:lang="en-US"> Increase decrease in other. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ScheduleOfOutstandingWarrantsToPurchaseCommonStockTableTextBlock_doc" xml:lang="en-US"> Schedule of Outstanding Warrants to Purchase Common Stock [Table Text Block] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantsRangeMember" xlink:to="CEAD_WarrantsRangeMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WarrantsRangeMember_doc" xml:lang="en-US"> Warrants Range [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_LeaseDeposit" xlink:label="CEAD_LeaseDeposit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_LeaseDeposit" xlink:to="CEAD_LeaseDeposit_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_LeaseDeposit_doc" xml:lang="en-US"> Lease deposit. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceIssued_doc" xml:lang="en-US"> Weighted average exercise price of warrants issued. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExercised_doc" xml:lang="en-US"> Weighted average exercise price of warrants exercised. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired" xlink:to="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightWeightedAverageExercisePriceExpired_doc" xml:lang="en-US"> Weighted average exercise price of warrants expired. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerms_doc" xml:lang="en-US"> Weighted average life of outstanding warrants in months, beginning balance. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardNonOptionsOutstandingWeightedAverageRemainingContractualTerm_doc" xml:lang="en-US"> Weighted average life of outstanding warrants in months, ending balance. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue_doc" xml:lang="en-US"> Aggregate intrinsic value of outstanding warrants. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightIssuedAggregateIntrinsicValue_doc" xml:lang="en-US"> Aggregate intrinsic value of warrants issued. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightExercisedAggregateIntrinsicValue_doc" xml:lang="en-US"> Aggregate intrinsic value of warrants exercised. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightExpiredAggregateIntrinsicValue_doc" xml:lang="en-US"> Aggregate intrinsic value of warrants expired. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantsRangeOneMember" xlink:to="CEAD_WarrantsRangeOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WarrantsRangeOneMember_doc" xml:lang="en-US"> Warrants Range One [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation_doc" xml:lang="en-US"> Increase decrease in deferred compensation accrued equity compensation. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseDecreaseInOperatingLeaseRightofuseAsset" xlink:label="CEAD_IncreaseDecreaseInOperatingLeaseRightofuseAsset"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseDecreaseInOperatingLeaseRightofuseAsset" xlink:to="CEAD_IncreaseDecreaseInOperatingLeaseRightofuseAsset_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseDecreaseInOperatingLeaseRightofuseAsset_doc" xml:lang="en-US"> Increase decrease in operating lease rightofuse asset. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ReverseStockSplitPolicyTextBlock_doc" xml:lang="en-US"> Reverse Stock Split [Policy Text Block] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RedemptionOfPreferredStockShares" xlink:label="CEAD_RedemptionOfPreferredStockShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedemptionOfPreferredStockShares" xlink:to="CEAD_RedemptionOfPreferredStockShares_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RedemptionOfPreferredStockShares_doc" xml:lang="en-US"> Redemption of preferred stock shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_EngineeringAndOtherServicesMember_doc" xml:lang="en-US"> Engineering and Other Services [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ContractWithCustomerLiabilityRevenueRecognizedPercentage_doc" xml:lang="en-US"> Contract with customer liability revenue recognized percentage. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToEngineeringOnlyPaidContracts_doc" xml:lang="en-US"> Remaining performance obligations related to engineering only paid contracts. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndTwentyOneMember" xlink:label="CEAD_TwoThousandAndTwentyOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndTwentyOneMember" xlink:to="CEAD_TwoThousandAndTwentyOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyOneMember_doc" xml:lang="en-US"> 2021 [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RemainingPerformanceObligationsRelatedToPartialEquipmentPaidContracts_doc" xml:lang="en-US"> Remaining performance obligations related to partial equipment paid contracts. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyTwoMember_doc" xml:lang="en-US"> 2022 [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerOneMember" xlink:to="CEAD_CustomerOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CustomerOneMember_doc" xml:lang="en-US"> Customer One [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerTwoMember" xlink:to="CEAD_CustomerTwoMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CustomerTwoMember_doc" xml:lang="en-US"> Customer Two [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CustomerThreeMember" xlink:to="CEAD_CustomerThreeMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CustomerThreeMember_doc" xml:lang="en-US"> Customer Three [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PurchasesOfInventoryMember" xlink:to="CEAD_PurchasesOfInventoryMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PurchasesOfInventoryMember_doc" xml:lang="en-US"> Purchases of Inventory [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierOneMember" xlink:to="CEAD_SupplierOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SupplierOneMember_doc" xml:lang="en-US"> Supplier One [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierTwoMember" xlink:to="CEAD_SupplierTwoMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SupplierTwoMember_doc" xml:lang="en-US"> Supplier Two [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SupplierThreeMember" xlink:to="CEAD_SupplierThreeMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SupplierThreeMember_doc" xml:lang="en-US"> Supplier Three [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdvertisingAndMarketingExpensesMember_doc" xml:lang="en-US"> Advertising and Marketing Expenses [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ProductDevelopmentCostsMember_doc" xml:lang="en-US"> Product Development Costs [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanMember_doc" xml:lang="en-US"> 2017 Equity Incentive Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyOneEquityPlanMember_doc" xml:lang="en-US"> 2021 Equity Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WarrantsDisclosureTextBlock_doc" xml:lang="en-US"> Warrants Disclosure [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_OtherRisksAndUncertaintiesPolicyTextBlock_doc" xml:lang="en-US"> Other Risks and Uncertainties [Policy Text Block] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IndependentDirectorsOneMember" xlink:label="CEAD_IndependentDirectorsOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IndependentDirectorsOneMember" xlink:to="CEAD_IndependentDirectorsOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IndependentDirectorsOneMember_doc" xml:lang="en-US"> Independent Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NumberOfInvestmentUnitOffered" xlink:label="CEAD_NumberOfInvestmentUnitOffered"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NumberOfInvestmentUnitOffered" xlink:to="CEAD_NumberOfInvestmentUnitOffered_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NumberOfInvestmentUnitOffered_doc" xml:lang="en-US"> Number of investment unit offered. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_QOneTwoThousandSeventeenWarrantsMember_doc" xml:lang="en-US"> Q1 2017 Warrants [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ProceedsFromInvestment" xlink:label="CEAD_ProceedsFromInvestment"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ProceedsFromInvestment" xlink:to="CEAD_ProceedsFromInvestment_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ProceedsFromInvestment_doc" xml:lang="en-US"> Proceeds from investment. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_ProceedsFromInvestmentPerUnit" xlink:label="CEAD_ProceedsFromInvestmentPerUnit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ProceedsFromInvestmentPerUnit" xlink:to="CEAD_ProceedsFromInvestmentPerUnit_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ProceedsFromInvestmentPerUnit_doc" xml:lang="en-US"> Proceeds from investment per unit. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoThousandAndSeventeenEquityIncentivePlanMember" xlink:label="CEAD_TwoThousandAndSeventeenEquityIncentivePlanMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoThousandAndSeventeenEquityIncentivePlanMember" xlink:to="CEAD_TwoThousandAndSeventeenEquityIncentivePlanMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndSeventeenEquityIncentivePlanMember_doc" xml:lang="en-US"> 2017 Equity Incentive Plan [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WarrantDescription" xlink:to="CEAD_WarrantDescription_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WarrantDescription_doc" xml:lang="en-US"> Warrant description. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NonQualifiedStockOptionsMember_doc" xml:lang="en-US"> Non-qualified Stock Options [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_EmployeesAndConsultantsMember_doc" xml:lang="en-US"> Employees And Consultants [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedeemWarrantSharesAtPrice" xlink:to="CEAD_RedeemWarrantSharesAtPrice_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RedeemWarrantSharesAtPrice_doc" xml:lang="en-US"> Redeem warrant shares at a price. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_QFourTwoThousandSeventeenWarrantsMember_doc" xml:lang="en-US"> Q4 2017 Warrants [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_QTwoTwoThousandEighteenWarrantsMember_doc" xml:lang="en-US"> Q2 2018 Warrants [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermGranted_doc" xml:lang="en-US"> Weighted average remaining contractual term, granted. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm_doc" xml:lang="en-US"> Weighted Average Remaining Contractual Term, Ending. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_DecreaseInRevenuePercentage" xlink:label="CEAD_DecreaseInRevenuePercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DecreaseInRevenuePercentage" xlink:to="CEAD_DecreaseInRevenuePercentage_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_DecreaseInRevenuePercentage_doc" xml:lang="en-US"> Decrease in revenue percentage. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_WorkingCapitalDeficit" xlink:label="CEAD_WorkingCapitalDeficit"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_WorkingCapitalDeficit" xlink:to="CEAD_WorkingCapitalDeficit_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_WorkingCapitalDeficit_doc" xml:lang="en-US"> Working capital deficit. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsNumberOfOptionsExpired_doc" xml:lang="en-US"> Number of Options, Expired. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FacilityLeaseMember" xlink:label="CEAD_FacilityLeaseMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FacilityLeaseMember" xlink:to="CEAD_FacilityLeaseMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FacilityLeaseMember_doc" xml:lang="en-US"> Facility Lease [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_doc" xml:lang="en-US"> Fair value of options nonvested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_doc" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValuesGranted_doc" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Granted. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedGrantDateFairValueVested_doc" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Vested. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_UnamortizedAmountOfTenantImprovementAllowance_doc" xml:lang="en-US"> Unamortized amount of tenant improvement allowance. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantDateFairValueForfeited_doc" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Forfeited. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesGrantDateFairValueExpired_doc" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Grant Date Fair Value, Expired </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AgreementWithLandLordMember_doc" xml:lang="en-US"> Agreement with Landlord [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_BoulderFacilityLeaseTerminationAgreementMember_doc" xml:lang="en-US"> Boulder Facility Lease Termination Agreement [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BoardOfDirectorsMember" xlink:to="CEAD_BoardOfDirectorsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_BoardOfDirectorsMember_doc" xml:lang="en-US"> Board Of Directors [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseInRentPercent" xlink:to="CEAD_IncreaseInRentPercent_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseInRentPercent_doc" xml:lang="en-US"> Increase in rent percent. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_DirectorsMember" xlink:to="CEAD_DirectorsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_DirectorsMember_doc" xml:lang="en-US"> Directors [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndSeventeenEquityPlanAndTwoThousandAndTwentyOneEquityPlanMember_doc" xml:lang="en-US"> 2017 Equity Plan and 2021 Equity Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandTwentyOneEquityIncentivePlanMember_doc" xml:lang="en-US"> 2021 Equity Incentive Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncentiveStockOptionsMember_doc" xml:lang="en-US"> Incentive Stock Options [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandSeventeenEquityPlanMember_doc" xml:lang="en-US"> 2017 Equity Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NonQualifiedStockOptionMember_doc" xml:lang="en-US"> Non Qualified Stock Option [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncentiveStockOptionMember" xlink:to="CEAD_IncentiveStockOptionMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncentiveStockOptionMember_doc" xml:lang="en-US"> Incentive Stock Option [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ShareBasedCompensationArrangemenByShareBasedPaymentAwardNumberOfSharesAuthorized_doc" xml:lang="en-US"> Share-based compensation arrangement by share-based payment award, number of shares authorized. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandTwentyOneEquityPlanMember_doc" xml:lang="en-US"> 2021 Equity Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RestrictedSharesIssuedMember_doc" xml:lang="en-US"> Restricted Shares Issued [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_OutstandingIncentiveStockOptionMember" xlink:label="CEAD_OutstandingIncentiveStockOptionMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_OutstandingIncentiveStockOptionMember" xlink:to="CEAD_OutstandingIncentiveStockOptionMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_OutstandingIncentiveStockOptionMember_doc" xml:lang="en-US"> Outstanding Incentive Stock Option [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FutureEquityAwardsMember" xlink:to="CEAD_FutureEquityAwardsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FutureEquityAwardsMember_doc" xml:lang="en-US"> Future Equity Awards [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedInPeriodFairValue1" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedInPeriodFairValue1"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedInPeriodFairValue1" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedInPeriodFairValue1_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedInPeriodFairValue1_doc" xml:lang="en-US"> Aggregated Intrinsic Value, Nonvested Forfeited, value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsNonvested_doc" xml:lang="en-US"> Grant Date Fair Value Nonvested, Beginning. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndNineteenSpecialEquityPlanMember_doc" xml:lang="en-US"> 2019 Special Equity Award [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoNewIndependentDirectorsMember_doc" xml:lang="en-US"> Two New Independent Directors [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AprilOneTwentyTwentyOneMember_doc" xml:lang="en-US"> April 1, 2021 [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyOnePlanMember_doc" xml:lang="en-US"> 2021 Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_EmployeesDirectorsandConsultantsMember_doc" xml:lang="en-US"> Employees, Directors and Consultants [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedForSettlement_doc" xml:lang="en-US"> Intrinsic value of vested and settled with issuance of share. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncomeTaxReconciliationTrueUpAdjustments_doc" xml:lang="en-US"> Income tax reconciliation True-up adjustments. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NetOperatingLossCarryForwardExpectedToExpireAmount_doc" xml:lang="en-US"> Net operating loss carry forward expected to expire amount. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NetOperatingLossExpirationTerm_doc" xml:lang="en-US"> Net operating loss expiration term. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NolsUsageAgainstTaxableIncomePercentage_doc" xml:lang="en-US"> NOLs usage against taxable income percentage. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NewDirectorOneMember" xlink:label="CEAD_NewDirectorOneMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewDirectorOneMember" xlink:to="CEAD_NewDirectorOneMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NewDirectorOneMember_doc" xml:lang="en-US"> New Director One [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_NewDirectorTwoMember" xlink:label="CEAD_NewDirectorTwoMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewDirectorTwoMember" xlink:to="CEAD_NewDirectorTwoMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NewDirectorTwoMember_doc" xml:lang="en-US"> New Director Two [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_RedeemablePreferredStockSeriesBInvestorMember" xlink:label="CEAD_RedeemablePreferredStockSeriesBInvestorMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_RedeemablePreferredStockSeriesBInvestorMember" xlink:to="CEAD_RedeemablePreferredStockSeriesBInvestorMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_RedeemablePreferredStockSeriesBInvestorMember_doc" xml:lang="en-US"> Redeemable Preferred Stock Series B Investor [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDisputeShares_doc" xml:lang="en-US"> Common shares issued in settlement of legal dispute, shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonSharesIssuedInSettlementOfLegalDispute_doc" xml:lang="en-US"> Common shares issued in settlement of legal dispute. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyThreeMember_doc" xml:lang="en-US"> 2023 [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_IncreaseInRevenuePercentage" xlink:label="CEAD_IncreaseInRevenuePercentage"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_IncreaseInRevenuePercentage" xlink:to="CEAD_IncreaseInRevenuePercentage_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncreaseInRevenuePercentage_doc" xml:lang="en-US"> Increase in revenue percentage. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BoulderFacilityLeaseMember" xlink:to="CEAD_BoulderFacilityLeaseMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_BoulderFacilityLeaseMember_doc" xml:lang="en-US"> The Boulder Facility Lease [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewFacilityLeaseMember" xlink:to="CEAD_NewFacilityLeaseMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NewFacilityLeaseMember_doc" xml:lang="en-US"> New Facility Lease [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_GainsOnExtinguishmentOnLease_doc" xml:lang="en-US"> Gain on lease extinguishment. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_ConsultingAgreementMember" xlink:to="CEAD_ConsultingAgreementMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ConsultingAgreementMember_doc" xml:lang="en-US"> Consulting Agreement [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_PaymentsForConsultation" xlink:label="CEAD_PaymentsForConsultation"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PaymentsForConsultation" xlink:to="CEAD_PaymentsForConsultation_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PaymentsForConsultation_doc" xml:lang="en-US"> Payments for Consultation. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PaymentForConsultation" xlink:to="CEAD_PaymentForConsultation_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PaymentForConsultation_doc" xml:lang="en-US"> Payment for Consultation. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PreferredStockRedeemptionStatedValue_doc" xml:lang="en-US"> Preferred Stock Redeemption Stated Value. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_StockIssuedDuringPeriodSharesForSettlement_doc" xml:lang="en-US"> Stock Issued for Settlement, Shares. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_StockIssuedDuringPeriodValueForSettlement_doc" xml:lang="en-US"> Stock Issued for Settlement. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoNewDirectorMember" xlink:label="CEAD_TwoNewDirectorMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoNewDirectorMember" xlink:to="CEAD_TwoNewDirectorMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoNewDirectorMember_doc" xml:lang="en-US"> Two New Director [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_BankerWarrantMember" xlink:to="CEAD_BankerWarrantMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_BankerWarrantMember_doc" xml:lang="en-US"> Banker Warrant [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SecuritiesPurchaseAgreementMember_doc" xml:lang="en-US"> Securities Purchase Agreement [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PlacementAgentWarrantsMember_doc" xml:lang="en-US"> Placement Agent Warrants [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightIssued_doc" xml:lang="en-US"> Class of Warrant or Right Issued. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightExercised_doc" xml:lang="en-US"> Class of Warrant or Right Exercised </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ClassOfWarrantOrRightExpired_doc" xml:lang="en-US"> Class of Warrant or Right Expired. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_EmployeesMember" xlink:to="CEAD_EmployeesMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_EmployeesMember_doc" xml:lang="en-US"> Employees [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_ShareBasedCompensationArrangementStockIssuedAndOutstanding_doc" xml:lang="en-US"> Share based compensation arrangement stock issued and outstanding. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyThreeMember_doc" xml:lang="en-US"> January 17, 2023 [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_JanuarySeventeernTwoThousandTwentyTwoMember_doc" xml:lang="en-US"> January 17, 2022 [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember_doc" xml:lang="en-US"> 2021 Equity Incentive Plan [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_IncentiveQualifiedStockOptionsMember_doc" xml:lang="en-US"> Incentive Qualified Stock Options [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NolsCarryforwardsTermDescription_doc" xml:lang="en-US"> Nols carryforwards term description. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoDirectorsMember" xlink:to="CEAD_TwoDirectorsMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoDirectorsMember_doc" xml:lang="en-US"> Two Directors [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_TwoDirectorMember" xlink:label="CEAD_TwoDirectorMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TwoDirectorMember" xlink:to="CEAD_TwoDirectorMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_TwoDirectorMember_doc" xml:lang="en-US"> Two Director [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_AggregateSharesIssuedUponExecutionofSettlements" xlink:label="CEAD_AggregateSharesIssuedUponExecutionofSettlements"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AggregateSharesIssuedUponExecutionofSettlements" xlink:to="CEAD_AggregateSharesIssuedUponExecutionofSettlements_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AggregateSharesIssuedUponExecutionofSettlements_doc" xml:lang="en-US"> Aggregate Shares Issued Upon Execution of Settlements. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_FeesMember" xlink:label="CEAD_FeesMember"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_FeesMember" xlink:to="CEAD_FeesMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_FeesMember_doc" xml:lang="en-US"> Fees [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_PercentageOfOverallotment" xlink:to="CEAD_PercentageOfOverallotment_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_PercentageOfOverallotment_doc" xml:lang="en-US"> Percentage of overallotment. </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_CommonStockIssuedInRespectOfPartialShares" xlink:label="CEAD_CommonStockIssuedInRespectOfPartialShares"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_CommonStockIssuedInRespectOfPartialShares" xlink:to="CEAD_CommonStockIssuedInRespectOfPartialShares_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_CommonStockIssuedInRespectOfPartialShares_doc" xml:lang="en-US"> Common stock issued in respect of partial shares. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_UnderwritersMember" xlink:to="CEAD_UnderwritersMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_UnderwritersMember_doc" xml:lang="en-US"> Underwriters [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NonQualifiedStockOptionsIssued_doc" xml:lang="en-US"> Non-qualified stock options issued. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NonQualifiedStockOptionsOutstanding_doc" xml:lang="en-US"> Non-qualified stock options outstanding. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_DividendOnRedemptionOfSeriesPreferredStock_doc" xml:lang="en-US"> Dividend on Redemption of Series Preferred Stock. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock" xlink:to="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AdjustmentsToAdditionalPaidInCapitalRedemptionValueOfPreferredStock_doc" xml:lang="en-US"> Adjustments to additional paid in capital redemption value of preferred stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_AccruedSeriesBDividendPayableSettledInSharesOfCommonStock_doc" xml:lang="en-US"> Accrued Series B dividend payable settled in shares of common stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NoncashDividendOnRedemptionOfSeriesPreferredStockSettledInSharesOfCommonStock_doc" xml:lang="en-US"> Noncash dividend on Redemption of Series A Preferred Stock settled in shares of common stock. </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_SeriesBPreferredStockWarrantsMember_doc" xml:lang="en-US"> Series B Preferred Stock Warrants [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_MrBrianKnaleyMember" xlink:to="CEAD_MrBrianKnaleyMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_MrBrianKnaleyMember_doc" xml:lang="en-US"> Mr. Brian Knaley [Member] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_KPatelMember" xlink:to="CEAD_KPatelMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_KPatelMember_doc" xml:lang="en-US"> K. Patel [Member] </link:label>

<link:loc xlink:type="locator" xlink:href="cead-20211231.xsd#CEAD_OperatingLeaseRightOfUseAssetAmortizationIncomeExpense" xlink:label="CEAD_OperatingLeaseRightOfUseAssetAmortizationIncomeExpense"/>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_OperatingLeaseRightOfUseAssetAmortizationIncomeExpense" xlink:to="CEAD_OperatingLeaseRightOfUseAssetAmortizationIncomeExpense_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_OperatingLeaseRightOfUseAssetAmortizationIncomeExpense_doc" xml:lang="en-US"> Operating lease right of use asset amortization (income) expense. </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_NewHiresMember" xlink:to="CEAD_NewHiresMember_doc" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="CEAD_NewHiresMember_doc" xml:lang="en-US"> New Hires [Member] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandTwentyOneEquityPlanMember_3_lbl" xml:lang="en-US"> 2021 Equity Plan [Member] [Default Label] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TwoThousandAndTwentyOneEquityIncentivePlanMember_3_lbl" xml:lang="en-US"> 2021 Equity Incentive Plan [Member] [Default Label] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_2_lbl" xml:lang="en-US"> Assets, Current </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsNoncurrent" xlink:to="us-gaap_AssetsNoncurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsNoncurrent_2_lbl" xml:lang="en-US"> Assets, Noncurrent </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_2_lbl" xml:lang="en-US"> Assets </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_2_lbl" xml:lang="en-US"> Liabilities, Current </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_2_lbl" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrent" xlink:to="us-gaap_LiabilitiesNoncurrent_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesNoncurrent_2_lbl" xml:lang="en-US"> Liabilities, Noncurrent </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Liabilities_2_lbl" xml:lang="en-US"> Liabilities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_2_lbl" xml:lang="en-US"> Redeemable Noncontrolling Interest, Equity, Carrying Amount </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_4_lbl" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_2_lbl" xml:lang="en-US"> Liabilities and Equity </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GrossProfit" xlink:to="us-gaap_GrossProfit_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GrossProfit_2_lbl" xml:lang="en-US"> Gross Profit </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpenses" xlink:to="us-gaap_OperatingExpenses_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingExpenses_2_lbl" xml:lang="en-US"> Operating Expenses </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_2_lbl" xml:lang="en-US"> Operating Income (Loss) </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpense_2_lbl" xml:lang="en-US"> Interest Expense </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpense_2_lbl" xml:lang="en-US"> Nonoperating Income (Expense) </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_2_lbl" xml:lang="en-US"> Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RedeemablePreferredStockDividends_2_lbl" xml:lang="en-US"> Redeemable Preferred Stock Dividends </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ConvertiblePreferredStockConvertedToSecurities_3_lbl" xml:lang="en-US"> ConvertiblePreferredStockConvertedToSecurities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_DividendOnRedemptionOfSeriesPreferredStock_3_lbl" xml:lang="en-US"> DividendOnRedemptionOfSeriesPreferredStock </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_2_lbl" xml:lang="en-US"> Net Income (Loss) Available to Common Stockholders, Basic </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesOutstanding_3_lbl" xml:lang="en-US"> Shares, Outstanding </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_CommonstockSharesToBeIssued_4_lbl" xml:lang="en-US"> CommonstockSharesToBeIssued </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_GainOnForgivenessOfNotePayable_3_lbl" xml:lang="en-US"> GainOnForgivenessOfNotePayable </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnDispositionOfAssets_2_lbl" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable_2_lbl" xml:lang="en-US"> Increase (Decrease) in Accounts and Notes Receivable </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInInventories_2_lbl" xml:lang="en-US"> Increase (Decrease) in Inventories </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_2_lbl" xml:lang="en-US"> Increase (Decrease) in Prepaid Expenses, Other </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_2_lbl" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_2_lbl" xml:lang="en-US"> Increase (Decrease) in Contract with Customer, Liability </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation_3_lbl" xml:lang="en-US"> IncreaseDecreaseInDeferredCompensationAccruedEquityCompensation </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_2_lbl" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_2_lbl" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2_lbl" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_3_lbl" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_2_lbl" xml:lang="en-US"> Lessee, Operating Leases [Text Block] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_TemporaryEquityTextBlock" xlink:to="CEAD_TemporaryEquityTextBlock_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_TemporaryEquityTextBlock_3_lbl" xml:lang="en-US"> Temporary Equity [Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_WarrantsDisclosureTextBlock_3_lbl" xml:lang="en-US"> Outstanding Warrants [Default Label] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryPolicyTextBlock_2_lbl" xml:lang="en-US"> Inventory, Policy [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_2_lbl" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_2_lbl" xml:lang="en-US"> Lessee, Leases [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_2_lbl" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_2_lbl" xml:lang="en-US"> Commitments and Contingencies, Policy [Policy Text Block] </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_2_lbl" xml:lang="en-US"> Lessee, Operating Lease, Liability, to be Paid </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_2_lbl" xml:lang="en-US"> Lessee, Operating Lease, Liability, Undiscounted Excess Amount </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InventoryValuationReserves_2_lbl" xml:lang="en-US"> Inventory Valuation Reserves </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_2_lbl" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_2_lbl" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentIncreaseAccruedInterest_2_lbl" xml:lang="en-US"> Debt Instrument, Increase, Accrued Interest </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightOutstandingAggregateIntrinsicValue_4_lbl" xml:lang="en-US"> Aggregate intrinsic value of outstanding warrants </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_ClassOfWarrantOrRightExpired_3_lbl" xml:lang="en-US"> ClassOfWarrantOrRightExpired </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonVestedInPeriodFairValue1_4_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Nonvested Beginning </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested" xlink:to="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_4_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CEAD_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvested_4_lbl" xml:lang="en-US"> Aggregated Intrinsic Value, Nonvested Beginning [Default Label] </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_3_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_3_lbl" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsNet_2_lbl" xlink:type="arc"/>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsNet_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Net of Valuation Allowance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesOther_2_lbl" xml:lang="en-US"> Deferred Tax Liabilities, Other </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilities_2_lbl" xlink:type="arc"/>

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<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </link:label>

<link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_2_lbl" xml:lang="en-US"> Deferred Tax Assets, Net </link:label>

<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_2_lbl" xlink:type="arc"/>

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2 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 9/22/22  CEA Industries Inc.               S-1                    4:354K                                   M2 Compliance LLC/FA
 6/10/22  CEA Industries Inc.               S-1                    4:362K                                   M2 Compliance LLC/FA

14 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/15/22  CEA Industries Inc.               8-K:5,9     3/11/22   11:10M                                    M2 Compliance LLC/FA
 2/04/22  CEA Industries Inc.               S-1/A                 12:998K                                   M2 Compliance LLC/FA
 1/31/22  CEA Industries Inc.               S-1/A                 86:17M                                    M2 Compliance LLC/FA
11/26/21  CEA Industries Inc.               8-K:5,9    11/24/21   11:374K                                   M2 Compliance LLC/FA
11/18/21  CEA Industries Inc.               8-K:3,9    11/12/21   11:562K                                   M2 Compliance LLC/FA
11/04/21  CEA Industries Inc.               8-K:3,9    11/03/21   11:1.3M                                   M2 Compliance LLC/FA
 9/30/21  CEA Industries Inc.               8-K:1,3,9   9/28/21   17:2M                                     M2 Compliance LLC/FA
 4/07/21  CEA Industries Inc.               DEF 14A     4/07/21    1:763K                                   M2 Compliance LLC/FA
 5/31/18  CEA Industries Inc.               8-K:5,8,9   5/29/18    4:312K                                   M2 Compliance LLC/FA
 4/02/18  CEA Industries Inc.               10-K       12/31/17   98:8.6M                                   M2 Compliance LLC/FA
 2/14/18  CEA Industries Inc.               8-K:5,9     2/13/18    2:101K                                   M2 Compliance LLC/FA
 8/03/17  CEA Industries Inc.               S-8         8/03/17    7:554K                                   M2 Compliance LLC/FA
 5/12/14  CEA Industries Inc.               8-K:2,3,5,7 3/31/14    4:207K                                   M2 Compliance LLC/FA
 1/28/10  CEA Industries Inc.               S-1         1/29/10    8:811K                                   Law Office of Con… PS/FA

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Filing Submission 0001493152-22-008011 – Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)