Ọ dabara nke ọma na e nwere ọtụtụ ihe eji ebipụta ngwa ahịa na ngwaahịa eji eweghachi ihe ndị ọzọ. Ndị a gụnyere:

Akwụkwọ na kaadiboodu - akwukwo na kaadiboodu bu ihe eji emegharia, ihe ndi ozo na ihe ndi ozo. Enwere ọtụtụ elele na ụdị ngwa nkwakọ ngwaahịa a, ọbụghị ma eziokwu bụ na ha dị ngwa. Ọtụtụ ụlọ ọrụ na-emepụta nkwakọ ngwaahịa na-enye nhọrọ nhọrọ enweghị gburugburu ebe obibi nke ejiri kee oke akwụkwọ nke akwụkwọ emegharịrị.

Ọka stachi - ihe ndị emere site na starch ọka bụ ihe na-emebi emebi ma dị mma maka ihe nwere oke ojiji, dị ka nri iri nri. Ha bụ ezigbo nhọrọ maka ụdị nkwakọ ngwaahịa nri niile ma na-emekwa ezigbo nkwakọ ngwaahịa ahụekere iji chebe ma kwado ihe mgbe ezigara ha. Ọka starch nkwakọ biodegrades na nwere mmachi mmetụta na gburugburu ebe obibi.

Plastic ere ere - nke a ka a na-ejikarị na plastik eme ihe ma na-ejikwa ya na ihe ndị ọzọ dịka envelopu eji eme ihe maka nnukwu nzipu ozi. Typedị plastik a na-amalite irekasị mgbe ekpughere ya na ọ bụ ezigbo ihe ọzọ na plastik ọdịnala.

Ihe dị iche iche na-emebi emebi (photodegradation, biodegradation, degradation oxygen, foto / ikuku oxygen, mmebi mmiri) na ihe ndị sịntetik na-emepụta sịga, ahịhịa, ahịhịa, ndochi shei, ihe eji emeju eriri anụ, wdg.

Ihe oriri. Ihe nke ato bu ihe eji eme ahihia ahihia, enwere ike imeghari ma kpochapu ya, adighi emeru ikuku ma nwee ike imeghari. Ọ gụnyere ụfọdụ linear polima, network polymer ihe, ụfọdụ mejupụtara ihe (plastic metal), (plastic plastic) na na.

Polypropylene, corrugated akwụkwọ, oriri osikapa akwụkwọ, ọka akwụkwọ, oriri recycled ọhụrụ-edebe akwụkwọ, nakwa dị ka anyị kwa ụbọchị nkwakọ ngwaahịa ngwaahịa, akwụkwọ akpa, akwụkwọ iko, akwụkwọ nri ehihie igbe, wdg Na okwu, ọ nwere ike igbari ma ọ bụ polymerize niile ụdị ngwaahịa plastik na-emebi emebi, ihe nkwakọ ngwaahịa na akụrụngwa. Degradable plastic nkwakọ ihe onwunwe na-ezo aka nile di iche iche nke plastic ngwaahịa na ndị ọzọ nkwakọ ihe nke na-weda site photosensitizer, biologically ma ọ bụ na ya.