Discussion :: Waste Water Engineering - Section 3 (Q.No.43)
Lead acetate test in sewer manhole is done to test the presence of
Answer: Option B
No answer description available for this question.
|Anirban Roy said: (Nov 14, 2020)|
|Flamed Lamp entered in manhole:
Explodes then the presence of petrol vapour.
Burns into flame then the presence of methane.
Extinguished then presence of CO2.
Lead acetate turns black due to lead sulfide.
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