Iikhreyiti zePlastiki zizikhongozeli eziguquguqukayo nezihlala ixesha elide ezisetyenziselwa iinjongo ezahlukeneyo, kubandakanya ukugcinwa, ukuthutha, kunye nolungelelwaniso. Ngokuqhelekileyo zenziwe nge-polyethylene ephezulu (i-HDPE) okanye i-polypropylene (PP), ezomeleleyo kunye nezinto eziphathekayo.