Your Drinking Water and Backflow Prevention Learn how to protect your public water supply from contamination by backflow. Considering the fact that safe drinking water is vital to human survival, it seems strange that the utility companies purveyors charge so little for the lifegiving product they sell.The courts have deemed that water is a product and not a service to the public. The water purveyors take the raw material and process this material through their factories water plants and then sell this product to their customers for a profit. In the U.S. products which are sold for a profit have an implied warranty that the products are usable. Water has a warranty that it is fit for human consumption. The water purveyors deliver the product through a series of pipes transmission mains and distribution mains to the customers water meters. Once the product clean water is delivered through the water meters to the customers, the water purveyor does not want this same water to return back through the meters and out into the public water supply.

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