Emisaveni ya namuntlha leyi fambaka hi rivilo, ku olova ni ku cinca-cinca ka swilo swo tala i swa nkoka eku pakiweni ka swilo leswi endliweke. Nchumu wun’we lowu kuleke hi ku duma hikwalaho ka vuyelo bya wona byo tala i CPET (crystalline polyethylene terephthalate). Eka xihloko lexi, hi ta bula hi titreyi ta CPet ni matirhiselo ya tona yo hambana-hambana, mimpfuno, na Industri .