Kunezigaba eziyisithupha ezinkulu zamapulasitiki asetshenziswa kakhulu, i-polyester (PET polyethylene terephthalate), i-polyethylene ephezulu (HDPE), i-polyethylene ephansi (LDPE), i-polypropylene (PP), i-polyvinyl chloride (PVC), i-polystyrene (PS). Kodwa-ke, uyazi ukuthi ungazikhomba kanjani lezi...
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