Zopangira thireyi zowonongeka ndi zachilengedwe zimakhala ndi zowomba bwino zowomba, kukana madzi, kukana mafuta, kukana kulowa mkati, kukana kutentha kwambiri, ndipo ndizoyenera kuzizira mufiriji, kusungirako kuzizira, chakudya chatsopano, kutenthetsa ma microwave, ndi zina. mbale zotayirako zosasamalira zachilengedwe zimapangidwa makamaka kuchokera ku zinthu zongowonjezwdwa monga chimanga, mbatata, ndi mapesi a mbewu, ndipo zimatha kuonongeka kwathunthu zitatayidwa.Chikho chosawonongeka ndi chotsika mtengo, champhamvu kwambiri chomwe chimatha kuwonongeka komanso chogwirizana ndi chilengedwe.Toni iliyonse ya zodulira mbale zowola zimatha kupulumutsa matani atatu a mpweya woipa wa carbon dioxide poyerekeza ndi mbale zachikhalidwe zochokera ku mafuta.Izi zili choncho chifukwa wowuma zotayira tableware palokha ali ndi biodegradability wabwino, ndipo pamapeto pake adzaonongeka kotheratu ndi tizilombo kupanga mpweya woipa ndi madzi.
Kuteteza zachilengedwe zotayidwa thireyi katundu ali zothina zabwino, kukana madzi, kukana mafuta, kukana kulowa malowedwe ndi mkulu pansi kutentha kukana, ndipo ndi oyenera kuzizira firiji, kusungirako ozizira, chakudya mwatsopano, microwave uvuni kutentha, etc. Lingaliro wobiriwira wa biodegradable chakudya ndi kuti mbale yoteteza zachilengedwe imapangidwa ndi kusakaniza zinthu zachilengedwe monga wowuma wa chimanga, wowuma wa chinangwa ndi ufa wa udzu wa mbewu, ndipo bokosi la nkhomaliro la compostable limagwiritsa ntchito zinthu zongowonjezwdwa monga chinthu chachikulu chopangira zinthu, chomwe chingathe kuwonongeka kwathunthu atatayidwa kapena kompositi. .Chikho Chosawonongeka Ndi mtundu wa zinthu zoteteza chilengedwe polima zotsika mtengo komanso zopindulitsa kwambiri.Poyerekeza ndi mafuta amtundu wamba, toni iliyonse ya mbale zowola komanso zomata zimatha kuchepetsa kutulutsa mpweya woipa ndi pafupifupi matani atatu.Izi ndichifukwa choti ma tableware omwe amatha kutaya wowuma ali ndi kuwonongeka kwachilengedwe, ndipo zinthuzo ndi zaukhondo ndi mabungwe oyezetsa, komanso magwiridwe antchito komanso kusintha kwachilengedwe kumagwirizana kwathunthu ndi miyezo yakuwonongeka kwa zinthu zotayika zotayika.Pambuyo pake, imadyedwa ndi tizilombo tating'onoting'ono m'chilengedwe ndikusandulika kukhala carbon dioxide ndi madzi.