In India, the steel production industry requires the import of

Question

CollectorBabu · Accepted Answer

Correct Answer: coking coal. Saltpetre are nitrogen based compounds and minerals which are primarily used in fertilizers, tree stump removal, rocket propellants and fireworks and not in production of steel, hence option A is incorrect. Rock phosphate has high amounts of phosphate bearing minerals which is used to make organic phosphate fertilizers and not in case of production of steel, so option B is also incorrect. Coking coal is a metallurgic coal which serves as essential ingredient in steel production which gets heated in coke oven that releases impurities to produce coke, so option C is correct.

In India, the steel production industry requires the import of

Contact Information

Services