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What keeps water coming into a house from becoming contaminated?
Asked by LostInParadise (31921)
October 20th, 2022
If I go away on vacation for a month, I expect the water coming out of the tap to be clean, but if I pour it into a glass and don’t refrigerate it, it is expected to be good for only a few hours. What is the difference? What protects the water while it is in the pipe?
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