The reject water from membrane is not tasty but free from impurities like chlorine, sand, dust, dirt and comes with a high concentration of salt and minerals, which is very helpful in the growth of plants. Reject water also can be used for cleaning the dishes or cloth washing.

Most people don't realize the importance of drinking eater. Most of us take it for granted but less than 1% of the world's fresh water, which is about 0.007% of all water on earth, is readily accessible for direct human use.

A person can live weeks without food but only days without water.