Isikhwama sethu sehhavini senziwe ngefilimu ye-PET engavimbeli izinga lokushisa eliphezulu, engaqukathi ama-plasticizer, futhi ehlangabezana nezindinganiso zokupakisha zebanga lokudla. Ingakwazi ukumelana nezinga lokushisa eliphezulu lama-degree angu-220 kanye nesikhathi sezinga lokushisa eliphezulu esingafika ehoreni elingu-1. Iphunga, izinto ezibhakiwe kungaba amaqebelengwane esinkwa, izinkukhu, inyama yenkomo, inkukhu egazingiwe, njll. Izikhwama zikahhavini ziphumelele ukuhlolwa kwamazinga okuphepha kokudla e-FDA, SGS kanye ne-EU.