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The dose of activated carbon in powdered form is controlled by ____________

(a) Chromatography

(b) Distillation

(c) Threshold odor test

(d) MPN test

The question was posed to me in an interview for job.

This intriguing question originated from Activated Carbon Treatment topic in chapter Miscellaneous Treatment Methods of Environmental Engineering

1 Answer

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Best answer
The correct choice is (c) Threshold odor test

The best I can explain: The dose of activated carbon in powdered form is controlled by threshold odor test. For effective use, the dose must be adequate, thoroughly mixed and time of contact should be long.

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