Kev sib raug zoo ntawm hom yas thiab tib neeg kev noj qab haus huv yog ib qho kev kawm ntau yam, nrog rau txhua hom yas muaj peev xwm tso tawm cov khoom tsis zoo thaum tsim khoom thiab siv. Kev nkag siab txog cov kev hloov pauv no yog qhov tseem ceeb rau kev txiav txim siab xaiv qhov tseem ceeb ntawm ob qho tib si kev ruaj ntseg thiab kev noj qab haus huv ntawm tus kheej -.
1. Polyethylene (PE):
Kev ua haujlwm dav dav hauv ntim khoom noj thiab ntim khoom, PE nws tus kheej tsis yog - lom.
Txawm li cas los xij, cov khoom siv ntxiv lossis cov xim pleev xim tuaj yeem ua rau muaj kev pheej hmoo, thiab kev sib kis los ntawm qhov kub thiab txias thaum siv roj tuaj yeem tso cov khoom tsis zoo.
2. Polypropylene (PP):
Feem ntau siv rau hauv cov khoom ntim khoom noj thiab cov tais diav, PP boasts siab -kub tsis kam thiab muaj zog tiv thaiv roj thiab tshuaj.
Pom tau tias yog cov khoom siv yas uas muaj kev nyab xeeb vim yog cov yam ntxwv no.
3. Polyvinyl Chloride (PVC):
Pom muaj nyob rau hauv cov kav dej, cables, thiab cov ntaub ntawv ntim, PVC tso siab rau cov yas yas thiab cov stabilizers thaum tsim khoom.
Kev txhawj xeeb tshwm sim vim tias cov tshuaj ntxiv no tuaj yeem cuam tshuam rau tib neeg kev noj qab haus huv, thiab PVC tuaj yeem tso cov pa phem ntawm qhov kub siab lossis thaum hlawv.
4. Polycarbonate (PC):
Pob tshab thiab feem ntau siv rau me nyuam lub raj mis thiab kettles, PC tej zaum yuav tso bisphenol A (BPA), ib tug endocrine - cuam tshuam cov khoom.
Qee thaj chaw tau txwv tsis pub siv cov khoom siv PC hauv cov khoom me me vim muaj kev pheej hmoo rau kev noj qab haus huv.
5. Phthalates:
Tam sim no nyob rau hauv tej yam khoom yas, phthalates tau txuas rau tej yam tshwm sim ntawm tus txiv neej kev ua me nyuam system thiab muaj kev pheej hmoo ntawm mob hawb pob rau cov me nyuam.
6. Polycyclic Aromatic Hydrocarbons (PAHs):
Tso tawm thaum lub sij hawm tsim khoom lossis kev sib tsoo ntawm qee cov yas, PAHs yuav muaj kev cuam tshuam tsis zoo rau tib neeg kev noj qab haus huv.
Hauv cov ntsiab lus, ntau hom plastics nthuav tawm ntau yam cuam tshuam rau kev noj qab haus huv. Txhawm rau txo kev pheej hmoo thaum siv cov khoom yas, xaiv cov khoom uas sau tias "BPA-dawb" lossis "tsis yog- lom" yog qhov xav tau. Kev zam kom tsis txhob muaj cua sov ntawm cov khoom yas hauv microwaves lossis qhov cub tuaj yeem txo qhov tso tawm cov khoom tsis zoo.
Tsis tas li ntawd, txo qis kev siv cov khoom yas thaum twg los tau thiab txais kev pab cuam ib puag ncig yog cov kev ntsuas tseem ceeb los tiv thaiv ib puag ncig thiab kev noj qab haus huv ntawm tus kheej. Kev taw qhia qhov chaw zoo nkauj ntawm cov yas thiab kev noj qab haus huv no yuav tsum tau paub txog kev xaiv thiab kev cog lus rau kev coj ua kom ruaj khov.
Luam tawm rau 2024 Jan 16
