"Plain water is the the best drink for a wise man."
Living organisms have occurred into the water and originate from it. It comprises 70% of the body and 93% of the brain. Its importance is evident starting from the order of chemical compounds and substances without which life cannot be sustained namely:
·
Lack of air – within 3 minutes
·
Lack of water – within 5 - 7 days
·
Lack of food – within 30 - 40 days