1264Civil EngineeringMedium
Three basic raw materials which are needed in large quantities for production of steel are________?
Airon ore, coal and sulphur
Biron ore, carbon and sulphur
Ciron ore, carbon and lime stone
Diron ore, coal and lime stone
Correct answer
D. iron ore, coal and lime stone
Explanation
The correct answer is iron ore, coal and lime stone.