Towards new refrigerants


Back in 1987, the Montreal Protocol sparked international action to phase out the use of ozone-depleting chlorofluorocarbon (CFC) refrigerants such as R12, which was then the standard refrigerant used by the reefer container industry. The chemical industry went to work and came up with a new generation of hydrofluorocarbon (HFC) gases with zero ozone depletion potential (ODP), including R134a. Initially developed for the motor industry as a successor to R12 in vehicle air conditioning, R134a was

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