In the context of the chemical process industries, the term BOD is normally associated with the_____________________?
Correct answer: C. Characterisation of liquid effluents
- A. Characterisation of solid wastes
- B. Organic concentration in gaseous effluents
- C. Characterisation of liquid effluents
- D. Characterisation of boiler feed water
Explanation
BOD measures the oxygen required by microorganisms to biologically oxidise biodegradable organic matter, so it is used to characterise organic pollution in liquid effluents. It is not a measure of solid waste, gaseous organic concentration, or boiler-feed-water quality.
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