PET sirilan (polyester sirilan) donni jamana kɔnɔ, o tɛ dan sɔngɔ sɔrɔli ma min bɛ se ka ɲɔgɔn sɔrɔ. Sannikɛlaw bɛ ɲininkali kɛ tuma bɛɛ jogoɲumanya bɛnkan, seereyaw labatoli, komandi hakɛ fitininw, fɛnw cicogo, ani feerekɛlaw ka dannaya. Nin gafe in bɛ ɲininkali minnu kɛ ka caya, jagokɛlaw bɛ minnu kɛ sanni u k’u yɛrɛ bila PET sirilanw sanni na, k’u sinsin izini sariyaw kan, IS 15559 sen bɛ o la, poliyesitɛri sirilanw cogoyaw kan ani diɲɛ suguyaw cogoyaw.