... water contain potassium, sodium, calcium, magnesium, phosphorus, titanium, vanadium, cobalt, manganese, copper, zinc, lithium, strontium, molybdenum, niobium, ge, tin ... it to improver lead, cadmium and mercury, arsenic, hexavalent chromium heavy metals such as higher adsorption removal. In the water ... , tracheitis, etc have certain curative effect. Mineral ceramic ball for adjust the PH value in water