Limestone powder is injected during pulverised coal burni... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Limestone powder is injected during pulverised coal burning in boilers to ______________ the flue gases?

Correct answer: A

Explanation

Limestone powder reacts with SO2 in the flue gases to form a solid salt, thereby reducing its concentration.

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