Ihe akụrụngwa nke igbe nri ehihie bụ tumadi polylethylene (pe) ma ọ bụ polypropylene (PP). Ihe ndị a nwere ezigbo ọnọdụ, nguzogide mmiri, mmiri na-eguzogide na nkwụsi ike, ma dị obere ọnụ, yabụ, ha na-ejikarị ụlọ ọrụ na-ebute nri.
1. Polyethylene (pe)
Polyethylene bụ ihe na-ahụkarị ikuku siri ike na mmetụta siri ike. A na-ekewa ya n'ụdị dị iche iche dị ka obere - Devesylene (hdpe), nke a na-eji emepụta ngwaahịa rọba, gụnyere igbe nri ehihie. Onyingbe nri ehihie nke polyethlene n'ozuzu nwere nghọta dị mma, dị mfe ma ghara ịdị mfe ịgbaji, ọ dịkwa mma maka iburu nri.
2. Polypropylene (PP)
Polypropylene bụ ọkara {{0} cringsline tormoplastic na nnukwu okpomọkụ, ike nkwụsi ike na kemịlị. Igbe nri ehihie nke polypropoto nwere ike iguzogide oke okpomọkụ, yabụ a na-ejikarị ha maka nkwakọ ngwaahịa nke chọrọ iwe iwe ma ọ bụ microwaved.
