Hlau oxide pigment, tseem hu ua ferric oxide, yog ntau yam thiab tseem ceeb tivthaiv siv nyob rau hauv ntau yam kev lag luam. Nws cov khoom tshwj xeeb thiab cov xim vibrant ua rau nws muaj kev xaiv nrov rau ntau yam kev siv, suav nrog kev tsim kho, xim thiab txheej, yas, thiab ceramics. Nyob rau hauv lub constr ...
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