Q.

Vulcanization of rubber is carried out by adding –

A. Sulphur
B. Carbon
C. Ozone
D. Phosphorus
Answer» A. Sulphur
Explanation: Vulcanization is a chemical process for converting rubber or related polymers into more durable materials via the addition of sulfur or other equivalent "curatives" or "accelerators". These additives modify the polymer by forming crosslinks (bridges) between individual polymer chains. Vulcanized
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