Which is not a calcareous material:
Correct answer: B. Clay
- A. Lime
- B. Clay
- C. Marble
- D. Marine shell
Explanation
Clay is not a calcareous material. It is composed of fine-grained minerals, mainly aluminum silicates, and does not contain significant amounts of calcium carbonate.
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About Industrial Chemistry
Industrial chemistry applies chemical reactions and material properties to the manufacture of adhesives, dyes and polymers. Coverage includes addition and condensation polymerisation, thermoplastics and thermosetting polymers, the structural basis of colour in dyes, and how adhesive composition enables bonding between surfaces.
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