Lead tsis yog feem ntau ntxiv rau iav ua cov khoom xyaw, tsuas yog siv lead ua, uas tau qhia meej meej ntawm daim ntawv lo. Txawm li cas los xij, txhuas yog nyob txhua qhov chaw hauv ib puag ncig thiab cov khoom siv raw yuav muaj qee qhov kev kis kab mob.
Koj tuaj yeem qhia tau li cas yog iav muaj hlau lead hauv nws?
Lead siv lead ua yog feem ntau yooj yim txheeb xyuas; txhua yam koj xav tau yog ib tug ntiv tes lossis hlau tais. Coj mus rhaub koj tus ntsia thawv los yog rab rawg tawm tsam ntawm ntug iav. Yog tias nws clinks, nws yog iav, tab sis yog tias nws rings, koj muaj crystal. Feem ntau, lub nplhaib ntev dua, cov ntsiab lus txhuas ntau dua.
Pyrex iav puas muaj txhuas?
Tsis yog, nws tsis yog coj dawb. Pyrex tseem muaj cov hmoov txhuas raws li lawv cov lus hais hauv qab no (nyeem ntawm kab). Txawm hais tias FDA lossis California tau pom zoo qee qhov kev ntsuas ntawm cov hlau lead, tsis muaj feem cuam tshuam li cas Kev cuam tshuam rau txhuas hauv koj tsev neeg lub neej txhua hnub yuav cuam tshuam rau koj kev noj qab haus huv mus ntev.
Ib khob nrog hmoov lead puas nyab xeeb?
Thaum cov hmoov lead siv lead ua dej ntim ntim tau siv rau hauv txoj kev zoo tib yam, lawv tsis ua rau muaj kev phom sij rau kev noj qab haus huv! … Koj tuaj yeem siv tau koj cov stemware thiab barware yam xyuam xim los ua cawv txiv hmab, dej thiab lwm yam dej haus. Tsis muaj cov kua dej nyob hauv lub khob ntev txaus thaum noj mov kom muaj cov hmoov lead uas ntau dua li cov qauv EPA.
Puas yog txhuas dawb crystal iav xwb?
Ob leeg txhuas thiab txhuas tsis muaj hlau lead yog ua los ntawm cov xuab zeb, dej qab zib tshauv, thiab limestone nrog barium oxide nyob rau hauv qhov chaw ntawm txhuas. … Txawm li cas losNws tuaj yeem zoo ib yam, lead siv lead ua yog tib lub siv lead ua tiag tiagthaum cov khoom siv lead ua tsis yog cov iav ci ntsa iab.
