+1 vote
in Environmental Engineering by (81.4k points)
How the problem of sand incrustation can be minimized?

(a) Carbonating the water

(b) Proportioning of layers of sand and gravel

(c) Surface washing

(d) Control of algae growth in the water

The question was asked in an internship interview.

My question is taken from Problems in Filter Operation topic in division Filtration of Environmental Engineering

1 Answer

+2 votes
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Best answer
Correct choice is (a) Carbonating the water

The best I can explain: The problem of sand incrustation can be minimized by carbonating the water so as to dissolve calcium carbonate that has deposited on sand grains.

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