Limestone addition in the blast furnace is done to flux _______________ present in the raw materials?

Limestone addition in the blast furnace is done to flux ______________

1.	Limestone addition in the blast furnace is done to flux _______________ present in the raw materials?
A.	SiO2
B.	Al2O3
C.	MnO2
D.	P
Answer» B. Al2O3

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Limestone addition in the blast furnace is done to flux _______________ present in the raw materials?

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