+1 vote
in Hazardous Waste Management by (63.0k points)
Drainage pipes of leachate collection system is filled with ________

(a) Gravel

(b) Dust

(c) Clay

(d) Grass

I got this question by my college director while I was bunking the class.

Question is taken from Landfill Disposal in division Landfill Disposal of Hazardous Waste Management

1 Answer

0 votes
by (424k points)
Correct choice is (a) Gravel

To explain: The leachate collection system comprises a network of drainage pipes and is covered with a sand/gravel drainage layer.

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