Q882
Limestone is a raw material used by which industry?
A.
Aluminium
B.
Fertilizers
C.
Cement
AnswerD.
Petrochemicals
Answer: Option C
Solution
Answer: Option C
Solution:
Limestone is used as a raw-material for the manufacture of quicklime (calcium oxide), slaked lime (calcium hydroxide), cement and mortar. Clay and shale are also used as raw materials for the production of cement.