... , silicic acid, glycerin, white carbon black, sodium chloride, calcium carbonate, chemical preparation, basic chemistry, chemical stuff material.B.food ... , bulge wet clay, Karoline, ceramic, cement, clay, industrial sand etc,E.medical industry: enzyme preparation, amino acid, ... plant wastewater, seaport silt, red mud, brine sludge, calcium carbide sharp, gypsum, waste acidity recovery, gold mine gangue ...