PTFE lipine mo fa'amaufa'ailoga vevela e le susu, ma o se tasi lea o mafua'aga autu e fa'alagolago i ai i pisinisi uma e fa'atautaia le afifiina o le vevela ma mea fa'amaufa'ailoga. PTFE, faapuupuu mo polytetrafluoroethylene, o se mea e lauiloa mo lona tulaga sili ona lelei e le faʻapipiʻi, faʻamaʻi faʻamaʻi, ma faʻapipiʻi.

O le fa'aaogaina sa'o o le lipine PTFE e taua tele mo le fa'amauina o se fa'amaufa'ailoga fa'amau ma le leak i totonu o pa'u ma mea tau alamanuia. Pe o lo'o e afifiina filo paipa po'o fa'amama vaega eletise, o le malamalama i le metotia e tutusa lava le taua ma le filifilia o le ituaiga sa'o o lipine. Black Anti St