fren (0 synonym found)

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Definition of fren:

°Any of several non-flammable refrigerants based on halogenated hydrocarbon including R-12 R-22 and R23. A new line of DuPont refrigerants are trademarked Suva(R) which includes R134a.
Definition of fren:

°Any of several non-flammable refrigerants based on halogenated hydrocarbon including R-12 R-22 and R23. A new line of DuPont refrigerants are trademarked Suva(R) which includes R134a.
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