... s solution and magnesia oxide, when mixed, can become hard wear-resisting of ... for the production of metal magnesium (through the melting electrolytic system), liquid chlorine ... than the effect of sodium chloride. (5)Pharmaceutical industryUsing magnesium chloride that is made "halide ... in food additives, protein solidifier, snowmelt agent, refrigerant, dustproof agent, refractory material and so on. ( ...