Peb tau ntsib cov chaw tsim khoom lag luam. Wining feem ntau ntawm cov ntawv pov thawj tseem ceeb ntawm nws kev lag luam rau tooj liab cupper cupric oxide,Dihydratecupric chloride dihydrate,Tooj liab (II) carbonate hydroxide,Tooj Liab Hlau Oxidation,Cupric OxideCov. Txhawm rau muab cov kev cia siab nrog cov khoom siv superb thiab cov muab kev pabcuam, thiab puas tsim tau lub tshuab tshiab yog peb lub tuam txhab lub koomhaum koom haum. Peb saib ua ntej rau koj txoj kev koom tes. Cov khoom yuav muab rau thoob plaws lub ntiaj teb, xws li Tebchaws Europe, Tebchaws Asmeskas, yog li peb cov neeg tuaj yeem txaus siab thiab cov neeg siv khoom muaj cov kev pabcuam zoo thiab muaj txiaj ntsig zoo. Thov koj xav tiv tauj peb kom paub ntxiv.
Tso koj cov lus