What are the raw materials required for the cement industry?

Limestone, clay, gypsum, iron ore

Aluminium, copper, zinc, nickel

Petroleum, natural gas, coal, water

Silica, bauxite, manganese, mica

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Answer and Solution

Answer

A. Limestone, clay, gypsum, iron ore

Solution:

The raw materials needed for the cement industry include limestone, clay, gypsum, and iron ore. These materials are processed to produce cement, which is a crucial component in construction. Therefore, the correct answer is 'Limestone, clay, gypsum, iron ore'.

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