Qhov tshwm sim ntawm PET cov ntaub ntawv tau ua rau muaj kev loj hlob sai ntawm cov zaub mov ntim. Thawj lub tuam txhab siv PET lub raj mis los ntim cov dej qab zib rov qab yog cov tuam txhab US Coca-Cola, uas tau hloov cov 1 litre iav fwj nrog 1.5-liter PET lub raj mis, uas ua rau 27% nce hauv kev muag khoom. Tom qab ntawd, cov zaub mov thiab dej haus ntim rau hauv cov thawv PET tau maj mam nrov "cov khoom kub". Lub teeb yuag thiab kev ruaj khov ntawm PET ntim tau nyiam cov neeg siv khoom thiab tau txais tos los ntawm kev ua lag luam. Lwm qhov zoo dua ntawm PET cov ntaub ntawv yog tias lawv tuaj yeem tsim rau hauv ib lub duab (zoo siv tau), thiab tseem tuaj yeem ua tiav rau hauv cov xim uas haum rau tib neeg lub qab, thiab tuaj yeem luam tawm ntawm cov ntawv nyeem thiab cov duab.
Cov Khoom Ntim Ntim Rau cov chaw tsim khoom noj khoom haus, cov ntawv ntim khoom thiab cov thawv uas tuaj yeem hloov khob thiab cov kaus poom ntim tau tshawb tau ntau dua 30 xyoo, thiab zaj duab xis polyester yog cov khoom siv zoo tshaj plaws niaj hnub no. Nws muaj lub teeb ceeb thawj lub zog uas txo cov nqi thauj khoom. Tab sis tsis yog txhua daim PET polyester zaj duab xis yog haum rau cov zaub mov ntim. Ib qho tseeb tshuaj nyob rau hauv cov khoom siv ntim yuav tshem tawm ntau dhau rau hauv cov ntsiab lus ntawm lub thawv ntim. Polyvinyl chloride (PVC) cov thawv ntim khoom yas tau dhau los ua cov khoom tsis zoo vim yog kev txhawj xeeb ntawm ib puag ncig.