Industrial Chemistry

Industrial Chemistry

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Treatment plants working on the oxidation principle are aeration tanks, contact beds, intermittent sand filters, trickling filters and oxidation ponds. (2) Anaerobic decomposition - Fresh sewage contains oxygen to the extent of about 2 to 5 ppm. The aerobic ... (4) Fresh sewage does not have offensive odour. But after about 2 anbsp;...

Title:Industrial Chemistry
Publisher:Krishna Prakashan Media - 1991


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