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Potassium Permanganate is used for purifying drinking water because

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Potassium Permanganate is used for purifying drinking water, because

Answer & Solution
Correct Answer: Option D
Potassium permanganate is a point-of-entry treatment method that oxidizes dissolved iron, manganese, and hydrogen sulfide into solid particles that are filtered out of the water. It can also be used to control iron bacteria growth in wells.
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