Low grade phosphate rock can be used in electrical furnace, because – McqOptions

MCQOPTIONS

1.	Low grade phosphate rock can be used in electrical furnace, because
A.	of the better CaO/SiO₂ balance for slag formation.
B.	CaO content is less.
C.	it is cheap.
D.	it produces low cost product.
Answer» B. CaO content is less.

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