Ihe ndị a ga-eji eriri dị na mbara igwe na-ekewa n'ogige abụọ: polyethylene (pe) na polyvinyl chloride (PVC).
Polyethylene (pe): ọ nwere oke isi ike, na-eyi iguzogide, mkpọchi, ma na-eguzogide. Ọ nwekwara mkpuchi elektrik dị mma na Njirimara Njirimara. Ya mere, mgbe enwere ike ikpughere ikuku, dị ka ọ na-eme ma ọ bụ àkwà mmiri ma ọ bụ àkwà mmiri na-achọ, anyị na-akwado iji polyvinyl chloride chloride anyụ.
Polyvinyly Chloride (PVC): Ọnyà n'onwe ya nwere onwe gị onwe gị -} ugwọ ezumike, ezigbo ire ọkụ, ọnụ ahịa dị ala na mgbanwe dị mma. Ya mere, mgbe enwere ike ịtọ eriri na eriri, nke jupụtara na ájá, ma ọ bụ mgbe ọkwa mmiri dị elu, anyị na-atụ aro ịhọrọ polyethylene na-anyụ anyụ!
