PVC yog cov yas mos, hloov tau yooj yim siv los ua cov ntim khoom noj khoom haus ntshiab, cov khoom noj roj fwj, molar rings, cov menyuam yaus thiab cov khoom ua si tsiaj, thiab cov ntim ntim rau ntau cov khoom siv. Nws yog feem ntau siv los ua cov khoom siv sheathing rau lub computer cables thiab hauv kev tsim cov kav dej yas thiab cov kav dej. Vim tias PVC kuj muaj kev tiv thaiv los ntawm tshav ntuj thiab huab cua, nws yog siv rau hauv kev tsim cov qhov rais thav duab, vaj hoses, ntoo, tsa txaj thiab trellises.
PVC yog lub npe hu ua "cov yas muaj tshuaj lom" vim tias nws muaj cov co toxins ntau ntau uas tuaj yeem lim tau thoob plaws hauv nws lub neej. Yuav luag txhua yam khoom siv PVC xav tau cov ntaub ntawv raw los tsim; Tsawg dua 1% ntawm cov khoom siv PVC yog siv dua.
Cov khoom tsim los ntawm PVC yas tsis tuaj yeem siv dua. Thaum qee cov khoom siv PCV tuaj yeem rov qab siv dua, cov khoom siv PVC yuav tsum tsis txhob siv rau hauv cov khoom noj lossis rau menyuam yaus.
Yog tias koj xav paub ntau ntxiv txog cov khoom siv yas raw khoom, txais tos rautiv tauj peb!
Post lub sij hawm: Dec-16-2022