Nyuaj nyom yog tsim rau siv sab hauv tsev thiab sab nraum zoov. Nws siv cov ntaub ntawv yas khoom yas. Cov tshuaj lom neeg tsis tovic. Yeej zoo zoo nkauj dag turf muaj zog ntawm kev tiv thaiv kev laus, ua kom tsis muaj zog thiab kev sib txhuam tsis sib haum. Cov neeg muas zaub yuav tsum xaiv cov khoom tsim ntsees rau cov khoom siv raws li qhov sib txawv hauv kev siv, siv chaw thiab cov neeg ua haujlwm ua kom muaj nuj nqis thiab kev ua haujlwm. Ua kom haum tsim dua rau kev tsim thiab kev siv cov kev cai.
Polyethylene (PE): muag zoo, tsos mob thiab kev ua rau kev ua haujlwm txig rau ntuj nyom, dav txais los ntawm cov neeg siv. Nws yog tam sim no siv dav nyob rau hauv kev ua lag luam khoom tsim nyom nyom fiber raw cov ntaub ntawv.
Polypropylene (PP): Straw fibers yog ib qho nyuaj, feem ntau siv rau cov tsev hais plaub hauv chaw ua si, chaw ua si, taug kev los yog kho kom zoo nkauj. Coj ua rau me ntsis mob heev dua li cov tshuaj polyethylene.
Nylon (Nylon): qhov khoom noj khoom haus nyom yooj yim nyom cov khoom nyoos yog rau thawj cov cim khoom cij nyom fiber.
