Answer :
Final answer:
The certification required is a Type II Technician.
Explanation:
The certification required for persons recovering CFCS, HCFCs, or HFCs during maintenance, service, or repair of small appliances is a Type II Technician. This type of technician is trained to work with high-pressure and low-pressure appliances, including small appliances. They are not authorized to work on or handle equipment using high-pressure systems.
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