We all need clean like those sold on supermarkets in plastic bottles which pollutes our environments cause plastics usually biodegrades for hundreds of years. There's a way to turn tap water into clean potable water by using water filter system which has a 5-stage filtering which will eliminate chlorine, lead, mercury, toxins, wastes and bacteria even better than those bottled ones. Read more on the link below.
Link: LA Eco Food News Examiner: Save the environment and save money using Water Filters instead of bottled water