Do all in your power to secure the best possible water for your family, free from additives and impurities. City water today is no longer pure but treated with chlorine, fluorine, iodine, softeners and other inorganic chemicals for protection against disease. a wealth of information has been published on the benefits of drinking water. Water plays a vital role in all of our body functions and is related second to oxygen as essential for life. Thirst signals the body's need for water, however many do not realize a dehydrated body craves fluid before thirst occurs, and we need about eight 8 ounce glasses of water each day.