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Environmental Issues — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYEnvironmental Issues2 Marks
Question
How does a scrubber function?
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Answer

Scrubbers are generally employed in removing gaseous pollutants. In a scrubber, the exhaust is passed through a spray of water or lime. Water dissolve gases and line reacts with sulphur dioxide to form a precipitate of calcium sulphate or sulphite.

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