The process of addition of sulphur to rubber is called ____________ .
A
vulcenization
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B
vulcanization
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C
valcanization
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D
vulcanisation
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Solution
The correct option is A vulcanization Vulcanization is a chemical process of addition of sulphur. Hence, the correct option is B.
By this method physical properties of natural rubber are improved. Finished rubber has higher tensile strength and resistance to swelling and abrasion.