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Alum precipitate purifies impure water

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Posted on: February 5, 2011
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Alum precipitate purifies impure water | Purifying water with Alum is economical and easy method and so is used widely

AlumDuring rainy season, some times of heavy rainfall may occur. Then that pure rain water becomes impure by mixing with upper layers of earth’s surface. Moist soil or dirt will be formed due to the mixing of water with soil. This problem is very common in areas where people depend on lakes for drinking water. It is dangerous to