Limestone is added in the blast furnace (during pig iron... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Limestone is added in the blast furnace (during pig iron manufacture) to______________________?

Correct answer: A

Explanation

Limestone reacts with impurities like silica to form slag. This helps remove unwanted materials from the molten iron.

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