H2o Consists of Actual physical, chemical and micro-Organic impurities and that is adsorbed & arrested depending upon the variety of impurities. For this reason the h2o right after passing through the purification stages that is in between five-eight stages in case of RO purifier, is pure & Risk-free consuming water. https://medium.com/@new.lomazoma/liv-pure-reviews-pros-and-cons-c9d854c81579