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

What is B.O.D.:-

What does BOD test measures?

What do you mean by COD of a water sample? Can the BOD value of any water sample be greater than the COD value of it? Explain

What is BOD? Give the definition?

What does BOD and COD stands for ?

What is BOD of a weak organic wastes water body?

What do you mean by BOD & COD?

Biochemical oxygen demand (BOD) is a measure of organic meterial present in water : BOD value less than 5 ppm indicates a water sample to be