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Water — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYWater2 Marks
Question
What is loading ?
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Answer

Loading is a method of removing suspended impurities in water in which water is treated with potash alum to increase the rate of sedimentation in a loading tank. Mixing with potash alum, fine suspended particles become heavy and they settle down at the bottom of the tank.

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