Iyini PET Ipulasitiki?I-Polyethylene terephthalate, eyaziwa kangcono ngokuthi PET , iyilungu lomndeni we-polyester elibukeka kahle kanye nokwakheka okungasindi kodwa okuhlala isikhathi eside. PET yasungulwa ekuqaleni njengempahla yendwangu; kodwa-ke, ukusungulwa kwavumela abakhiqizi ukuthi banwebe PET ibe amashidi amancane noma