Fluoroplastics are alkane polymers in which some or all of the hydrogen is replaced by fluorine, they have Polytetrafluoroethylene (PTFE) Perfluoride (ethylene propylene copolymer) (FEP), Polyperfluoroalkyl resin (PFA), Polytrifluorochloroethylene (PCTFE), Ethylene-trifluorochloroethylene copolymer (ECTFE), Ethylene tetrafluoroethylene copolymer (ETFE), Polyvinylidene fluoride (PVDF) Polyvinyl fluoride (PVF).