Determine the quantity of bleaching powder having 54 % chlorine per year to treat a flow of 4860 ft/day for a community of 0.1 million. The required dose is 0.3 ppm.
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Bleaching powder, CaOCl2 or calciumoxychloride is used to kill germs and bacteria of water because it contains chlorine element, which is good disinfecting agent.
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a social division in a traditional society consisting of families or communities linked by social, economic, religious, or blood ties, with a common culture and dialect, typically having a recognized leader.
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