vulcanization
noun/ˌvʌlkənɪˈzeɪʃən/
Frequency rank: #19,815 most common English word
Meaning
A chemical process that hardens rubber by treating it with sulfur at high heat.

Example sentence
The rubber industry relies on vulcanization to make tires durable and heat-resistant.
Synonyms & related words
- curing
- hardening
- treatment
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