Pentafluoropropanes, hexafluoropropanes and heptafluoropropanes (excl. 1,1,1,2,3,3,3heptafluoropropane "hfc227ea", 1,1,1,2,2,3hexafluoropropane "hfc236cb", 1,1,1,2,3,3hexafluoropropane "hfc236ea", 1,1,1,3,3,3hexafluoropropane "hfc236fa", 1,1,1,3,3pentafluoropropane "hfc245fa" and 1,1,2,2,3pentafluoropropane "hfc245ca")