EPA 608 Universal Practice Questions - EPA Section 608 Universal Refrigerant Certification Exam

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Refrigerants R-12 and R-11 belong to which class of compounds, having the highest ozone-depletion potential (ODP) of 1.0?

HFCs (hydrofluorocarbons) HCFCs (hydrochlorofluorocarbons) CFCs (chlorofluorocarbons) HFOs (hydrofluoroolefins)

Correct Answer:

CFCs (chlorofluorocarbons)

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