What is difference between composition of clean water and dirty water?
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Natural substances include uranium and arsenic, and pathogens such as bacteria, viruses and protozoa. Human sources of contamination can be from man-made items such as gasoline, organic chemicals and human (septic) waste.
Safe drinking water is treated water that has been tested for harmful and potentially harmful substances and has met or exceeded drinking water quality standards set by the United States Environmental Protection Agency (EPA) and the State of Alabama.
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Clean water does not cause diseases but dirty water can cause diseases
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