... waste water and kaolin in ceramic industry 5) Purification of the waste water in printing and dyeing industry, leather ... washing, metallurgy industry, mine, pharmacy, paper-making, and purification of the waste water containing fluorine, oil and heavy metals 6 ... cockling-prevent 7) Cement Solidifying, and moulding 8) Refining of pharmaceuticals, glycerine and sugar 9) Catalyzer carrier 10) Paper-making ...