Mixtures containing perfluorocarbons 'PFCs' or hydrofluorocarbons 'HFCs', but not containing chlorofluorocarbons 'CFCs' or hydrochlorofluorocarbons 'HCFCs'
Mešanice, ki vsebujejo perfluoroogljike (PFC) ali fluoroogljikovodike (HFC), vendar ne vsebujejo klorofluoroogljikov (CFC) ali klorofluoroogljikovodikov (HCFC)