Question

How is water made potable at the city water works?

Answer 1

I don't know the answer

Answer 2

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Answer ↔Once the floc has settled to the bottom of the water supply, the clear water on top will pass through filters of varying compositions (sand, gravel, and charcoal) and pore sizes, in order to remove dissolved particles, such as dust, parasites, bacteria, viruses, and chemicals.