Lub peev txheej muaj peev xwm thiab kev rov ua dua tshiab ntawm PVC qhia tias tsev kho mob yuav tsum pib nrog yas kho mob cov cuab yeej siv kho mob yas. Yuav luag 30% ntawm cov khoom siv roj yas tau ua los ntawm pvc, uas ua rau cov khoom siv no feem ntau siv lub hnab ntim, cov ntsej muag, cov ntsej muag thiab lwm yam khoom siv pov tseg.
Qhov seem ntawm kev sib faib tau muab faib rau 10 polymers. Nov yog ib qho ntawm cov kev tshawb pom tseem ceeb ntawm kev tshawb fawb ua lag luam tshiab tau ua los ntawm kev tshawb fawb hauv ntiaj teb thiab tswj hwm lub tuam txhab kev pab tswv yim. Txoj kev tshawb fawb kuj kwv yees tias PVC yuav tswj hwm nws txoj haujlwm kom txog thaum muaj 2027.
PVC yog yooj yim rau kev rov ua tau thiab muaj ntau yam kev siv. Cov khoom siv uas yuav tsum tau mos thiab txhav cov ntu no tuaj yeem ua tau ntawm ib lub polymer-qhov no yog tus yuam sij rau txoj kev vam meej ntawm yas ub. Lub peev txheej muaj peev xwm thiab cov cim rov qab muaj dua ntawm cov tsev kho mob yuav tsum pib nrog cov khoom siv roj hmab no thaum txiav txim siab cov khoom siv roj hmab yas.
Cov neeg ua haujlwm cuam tshuam tau hais txog cov kev tshawb fawb tseem ceeb hauv kev daws teeb meem yas tau ua ib feem
Txog tam sim no, lub hav zoov ntawm CMR (Carcinogenic, mutagenic, kev ua me nyuam sib deev) cov tshuaj nyob rau qee cov khoom siv PVC tau ua haujlwm rau kev kho mob PVC rov ua dua tshiab. Nws tau hais tias qhov kev sib tw no tau raug daws tam sim no: "Rau yuav luag txhua cov ntawv thov rau cov khoom siv hauv Tebchaws Europe thiab lwm thaj chaw. Tsim kev nyab xeeb thiab cov lus qhia zoo."
Lub sij hawm Post: Sep-22-2021
