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In making water safe to drink, which process removes impurities by forcing water through sand or charcoal? A. aeration B. coagulation C. filtration D. disinfection

In making water safe to drink, which process removes impurities by forcing water through sand or charcoal? A. aeration B. coagulation C. filtration D. disinfection
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In making water safe to drink, which process removes impurities by forcing water through sand or charcoal? A. aeration B. coagulation C. filtration D. disinfection

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User Antono
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1 Answer

5 votes

The answer is C! I knew this way before taking the test

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User Marzi Heidari
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