watch this ...
Published by Madhukar Swayambhu, Research Head & Founder Member at Vedic Cownomics Pvt. Ltd.
watch this video....ecological restoration of Water is the solution for transforming any kind of Water in to it's natural state, be it acidic, or alkaline, effluent or sewage...we call it Cownomics technology.
https://youtu.be/UrH9qvSzrhE