2, stone --- stone is the ideal water purification water purification agent, conditioner, its water, lead, cadmium, mercury, arsenic, hexavalent chromium and other heavy metals have a higher Adsorption. The water soaked stone, due to ion exchange, adsorption of water pollution caused by harmful ingredients and a variety of bacterial groups, the activity of the mineral water into clean water, and dissolution of the beneficial and more of the minerals and trace elements of about 58 species. Accumulation of long-term drinking can be excluded from the body of harmful substances, regulation of metabolism, promote blood circulation, a diuretic, stomach, liver effect, it is also called the "cell detergent." On hypertension, gastric ulcer, chronic gastritis, nephritis, hepatitis, urinary, diabetes, heart disease, premature, bronchitis and other have a certain effect.