Cov txiaj ntsig ntawm cov iav pleev plhu ntim

Lub raj mis iav muaj tshuaj lom neeg ruaj khov thiab tsis yooj yim rau cov tshuaj tiv thaiv cov ntsiab lus.Qhov zoo pob tshab, koj tuaj yeem ntxiv cov hlau, cobalt, chromium thiab lwm yam xim rau hauv cov ntaub ntawv nyoos, tsim kom muaj ntau hom xim iav hwj txwv.Yog li iav iav , iav ntsuab, xiav-dawb iav, cobalt xiav iav, opal iav, opal iav thiab li ntawm.Cosmetic iav lub raj mis muaj qhov kub zoo tsis kam thiab tsis yooj yim uas yuav txawv txawv. Nws muaj cov peev txheej loj hauv lub zog, lub zog sab hauv tsis kam, siab ceev thiab lub siab lub cev (haum rau qib ntim cov tshuaj pleev ib ce) .Qhov zoo, kev noj qab haus huv thiab khaws cia, yooj yim muab khi, tuaj yeem rov qab kaw tom qab qhib.Tab sis tib lub lub sij hawm, qhov cuam tshuam tsis zoo ntawm cov fwj iav tsis zoo, puas yooj yim, siab sau tus nqi, molding txheej txheem yog ntau cov nyom, txwv daim ntawv thov ntawm lub raj mis iav.Glass lub raj mis feem ntau siv rau hauv cov ntim ntawm qib siab tshuaj pleev ib ce lossis tshuaj pleev ib ce nrog tshwj xeeb.

Lub raj mis iav siv rau cov kua tshuaj pleev ib ce ntim feem ntau yog lub qhov ncauj me me (lub qhov ncauj lub raj mis me me), feem ntau yog siv rau kev ntim cov ntsia thawv ntsia thawv, ntsia thawv polish tshem tawm, naj hoom thiab essence.Qhov qauv thiab cov duab ntawm lub raj mis iav tuaj yeem tsim raws cov kev xav tau ntawm cov khoom ntim khoom, tuaj yeem ua tiav los ntawm kev hloov pwm thaum lub sijhawm tsim khoom.Qhov lub cev lub raj mis tuaj yeem ua kom ncaj qha nrog luam ntawv lossis daim ntawv lo kho kom zoo nkauj. Nyob rau tib lub sijhawm, cov xim sib txawv ntawm cov fwj iav tuaj yeem xaiv kom haum rau cov yam ntxwv sib txawv ntawm cov khoom ntim xav tau ntawm cov tshuaj pleev ib ce.Qhov cap tsim uas txuam nrog lub khob fwj yog qhov tseem ceeb heev, tshwj xeeb tshaj yog cov qauv ntawm naj hoom fwj thiab cap, nws yog hloov pauv tsis pauv.