I-Diatomaceous Earth iwuhlobo lwamatshe e-siliceous ikakhulukazi asakazwa emazweni afana ne-China, i-United States, i-Japan, i-Denmark, i-France, i-Romania, njll. Idwala le-biogenic siliceous Sedimentary, elakhiwe ikakhulukazi izinsalela zama-diatoms asendulo.Iqukethe inani elincane le-Al2O3, Fe2O3, CaO, MgO,...
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