ʻOku mahino pe hoʻo tailiili, ka ʻe kiʻi taʻeʻaonga.
ʻOku engineered pau ʻa e kasa fakanatula pipelines ʻaki ʻa e sealability mo e tolonga ʻi he fakakaukau. Ko ia ai, ʻi he ngaahi tūkunga angamahení, kapau ʻoku ʻikai ke nau katekina ha maumau lahi, te ke lava ʻo falala ki heʻenau ngaue malu mo falalaʻanga.