Puas yog haus dej nyab xeeb nrog cov khob iav xim?

Cov khob iav muaj xim, ua cov tais diav zoo nkauj thiab siv tau, feem ntau tshwm sim hauv peb lub neej txhua hnub. Lawv tsis tsuas yog txaus nyiam vim lawv cov yeeb yuj tsim, tab sis kuj muaj qhov tshwj xeeb zoo hauv cov ntaub ntawv. Txawm li cas los xij, peb yuav tsum xav txog los ntawm ntau qhov kev xav seb nws puas muaj kev nyab xeeb rau haus dej uas siv cov khob khob xim.

Kev nyab xeeb ntawm cov khoom siv iav
Ua ntej, cia peb saib lub iav nws tus kheej. iav yog cov khoom siv amorphous, feem ntau yog tsim los ntawm silicon dioxide (SiO2), thiab feem ntau muaj cov ntsiab lus xws li sodium thiab calcium. Cov iav muaj qhov pom tseeb zoo, tshuaj lom neeg ruaj khov, tiv thaiv tshav kub, thiab lub zog ua kom muaj zog, ua rau nws siv dav hauv kev tsim khoom ntawm tableware. Cov khob khob tsis tso cov khoom tsis zoo thiab tsis hnov ​​​​mob rau cov dej haus, uas yog ib qho tseem ceeb lav ntawm lawv txoj kev nyab xeeb.

Kev nyab xeeb ntawm cov xim coatings
Qhov laj thawj yog vim li cas cov khob iav muaj xim muaj xim yog vim cov xim los yog cov coatings ntxiv rau lawv qhov chaw. Kev nyab xeeb ntawm cov pigments lossis txheej txheej yog ncaj qha ntsig txog kev nyab xeeb ntawm peb siv khob. Feem ntau hais lus, cov khob iav uas muaj xim uas tsim los ntawm cov tuam txhab tsim cai siv cov zaub mov qib zoo pigments lossis glazes. Cov ntaub ntawv no, tom qab raug rho tawm haujlwm ntawm qhov kub thiab txias, tsis yooj yim rau tev tawm thiab tsis tso cov tshuaj phem. Txawm li cas los xij, yog tias siv cov xim tsis tsim nyog lossis cov txheej txheem, lawv yuav muaj cov hlau hnyav xws li txhuas thiab cadmium, thiab kev siv mus ntev yuav muaj kev cuam tshuam rau kev noj qab haus huv.

Yuav ua li cas kom ntseeg tau qhov kev nyab xeeb ntawm cov xim iav khob?
Txhawm rau kom muaj kev nyab xeeb ntawm kev siv cov khob iav xim, peb tuaj yeem ua cov kauj ruam hauv qab no:
1. Xaiv lub npe nrov: yuav khob khob los ntawm cov npe nrov thiab zam kev yuav khoom los ntawm qhov tsis paub.

2. Tshawb xyuas cov ntawv cim khoom: Tshawb xyuas seb cov khoom puas tau dhau los ntawm kev soj ntsuam kev nyab xeeb khoom noj, xws li FDA ntawv pov thawj, LFGB ntawv pov thawj, thiab lwm yam.

3. Tsis txhob cia cov kua qaub rau lub sijhawm ntev: Txawm hais tias iav nws tus kheej muaj cov tshuaj lom neeg ruaj khov, kev cia ntev ntev ntawm cov kua qaub yuav cuam tshuam rau kev ruaj ntseg ntawm txheej.

4. Kev tshuaj xyuas lub khob tsis tu ncua: Yog tias khawb, hnav, los yog txheej txheej tev tawm ntawm lub khob, nws yuav tsum tau hloov raws sijhawm kom tsis txhob noj cov tshuaj phem.

Cov neeg siv khoom yuav tsum xaiv cov khoom lag luam muaj npe nrov, ua tib zoo nyeem cov ntawv cim khoom, thiab tsis tu ncua xyuas cov khob khob kom ntseeg tau tias lawv thiab lawv tsev neeg txoj kev noj qab haus huv tsis raug hem. Los ntawm cov kev ntsuas no, peb tuaj yeem txaus siab rau qhov kev zoo nkauj thiab kev ua tau zoo coj los ntawm cov khob iav xim nrog kev ntseeg siab, thaum ua kom muaj kev nyab xeeb ntawm cov dej haus.