Question

question # 2
which type of refrigerant contains no chlorine?
a hcfcs
b hcfc blends
c hfcs
d cfcs

Explanation:

HCFCs (Hydro - chlorofluorocarbons) and HCFC blends contain chlorine. CFCs (Chlorofluorocarbons) also contain chlorine. HFCs (Hydrofluorocarbons) do not contain chlorine.

Answer:

C. HFCs