What is BOD? What does it mean if a water sample has more BOD? – InterviewSolution

1.	What is BOD? What does it mean if a water sample has more BOD?
Answer» BOD stands for biochemical oxygen demand which represents the amount of dissolved oxygen that would be consumed if all the organic matter in one litre of water were oxidised by microorganisms. More BOD value means the water sample is polluted by organic matter.

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