Multiple Choice
Technician A says the purity of refrigerants has been set by SAE purity standards for both R-12 and R-134a.Technician B says refrigerant should test at least 98 percent pure when tested with a purity tester.Who is correct?
A) Technician A only
B) Technician B only
C) Both A and B
D) Neither A nor B
Correct Answer:

Verified
Correct Answer:
Verified
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