Taw qhia rau Pigments

Pigment yog hais txog ib yam khoom uas tuaj yeem ua rau cov khoom dyed nrog xim. Pigments yog soluble thiab insoluble, thiab muaj inorganic thiab organic sib txawv. Inorganic pigments feem ntau yog cov khoom ntxhia. Tib neeg tau paub ntev los siv cov xim tsis muaj zog, siv cov xim av thiab cov ores, pleev xim rau ntawm phab ntsa pob zeb thiab pleev xim rau lawv lub cev. Organic pigments feem ntau tau txais los ntawm cov nroj tsuag thiab cov tsiaj hiav txwv, xws li madder indigo, garcinia cambogia, thiab ancient Roman ntshav muab rho tawm los ntawm shellfish.