Raw materials used for producing ________________ cement does not contain iron oxide?

Related Mcqs:

Lithophane is ___________________?

A. Explosive B. White lead C. Filter aid D. ZnS (white pigment)...

Penicillin, an antibiotic drug was discovered by__________________?

A. Alexander B. Flaming C. Doctor Zhivago D. None of these...

Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?

A. V2O5 B. Pt C. Ni D. Cr...

Which of the following is an unsaturated fatty acid ?

A. Lauric acid B. Palmitic acid C. Stearic acid D. Oleic acid...

Which of the following coals has the highest calorific value ?

A. Lignite B. Sub-bituminous C. Anthracite D. Peat...