| http://www.w3.org/ns/prov#value | - MAN-MADE CONTAMINANTS???Health-related contaminants from such sources as pesticides, industrial waste, landfills, underground storage tanks, and human and animal waste have been found in some private and public water supplies. [When man-made contaminants are found, a local water utility usually brings in the United States Environmental Protection Agency (EPA) to help deal with the problem.]
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