Cov roj hmab ua npuas ncauj rwb thaiv tsev yog ib qho kev xaiv nrov rau kev rwb thaiv tsev thiab khoom siv vim nws cov khoom siv cua sov thiab suab zoo heev. Txawm li cas los xij, muaj kev txhawj xeeb txog kev cuam tshuam rau ib puag ncig ntawm qee cov tshuaj siv hauv kev tsim cov ntaub ntawv no, tshwj xeeb tshaj yog chlorofluorocarbons (CFCs).
Cov CFCs paub tias ua rau lub txheej ozone puas tsuaj thiab ua rau lub ntiaj teb sov, yog li nws tseem ceeb heev uas cov chaw tsim khoom tsim cov khoom rwb thaiv tsev uas tsis muaj CFC. Txhawm rau daws cov teeb meem no, ntau lub tuam txhab tau tig mus rau lwm cov tshuaj uas zoo rau ib puag ncig.
Yog tias cov roj hmab ua npuas ncauj rwb thaiv tsev tsis muaj CFC, nws txhais tau tias tsis muaj CFCs lossis lwm yam tshuaj uas ua rau lub ozone puas tsuaj tau siv rau hauv nws cov txheej txheem tsim khoom. Qhov no yog qhov tseem ceeb rau cov neeg siv khoom thiab cov lag luam uas xav txo lawv cov pa roj carbon dioxide.
Los ntawm kev xaiv cov roj hmab ua npuas ncauj uas tsis muaj CFC, cov tib neeg thiab cov koom haum tuaj yeem pab txhawb kev tiv thaiv cov txheej ozone thiab txo cov teebmeem ntawm kev hloov pauv huab cua. Tsis tas li ntawd, cov rwb thaiv tsev uas tsis muaj CFC feem ntau muaj kev nyab xeeb dua rau cov neeg ua haujlwm hauv cov txheej txheem tsim khoom thiab rau cov neeg nyob hauv cov tsev uas cov khoom siv tau teeb tsa.
Thaum xaiv cov roj hmab ua npuas ncauj rwb thaiv tsev, koj yuav tsum nug txog nws daim ntawv pov thawj ib puag ncig thiab kev ua raws li cov cai hais txog kev siv CFCs. Ntau lub tuam txhab tsim khoom muab cov ntaub ntawv hais txog cov yam ntxwv ib puag ncig ntawm lawv cov khoom, suav nrog seb lawv puas tsis muaj CFC.
Hauv kev xaus lus, kev hloov mus siv cov roj hmab ua npuas ncauj uas tsis muaj CFC yog ib kauj ruam zoo rau kev ruaj khov thiab kev lav ris rau ib puag ncig. Los ntawm kev xaiv cov kev xaiv uas tsis muaj CFC, cov neeg siv khoom tuaj yeem txhawb nqa kev siv cov khoom siv uas zoo rau ib puag ncig thiab pab txhawb rau lub ntiaj teb noj qab haus huv. Nws yog ib qho tseem ceeb rau cov chaw tsim khoom thiab cov neeg siv khoom kom muab qhov tseem ceeb rau kev siv cov khoom siv rwb thaiv tsev uas tsis muaj CFC kom txo qis kev cuam tshuam rau ib puag ncig ntawm lawv cov kev xaiv.
Cov khoom siv ua npuas ncauj roj hmab Kingflex tsis muaj CFC. Thiab cov neeg siv khoom tuaj yeem paub tseeb tias yuav siv cov khoom Kingflex.
Lub sijhawm tshaj tawm: Plaub Hlis-22-2024
