Fa'atonuga o oloa: Butyl pa'u fa'amau fa'amau fa'amau e aofia ai butyl pa'u ma polyisobutylene ma isi mea, fa'apipi'iina ma mea pepa polymer, o lo'o i ai le galuega tauave o fa'amau fa'amaufa'ailoga tasi-itu po'o lua-itu solvent-saoloto fa'amau fa'amau Fa'ailoga oloa: 1.High malosi.maualuga...
Faitau atili