Basic concept of chemical oxygen demand (COD) related to water - 0 views
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sugarprocesstech on 30 Sep 23Applications, Controlling of Chemical Oxygen Demand COD, COD load in wastewater Calculation
1. When you are looking at someone you love, your pupils dilate, and they do the same when you are looking at someone you hate. 2. The human head is one-quarter of our total length at birth but on...