Definition of "vulcanization" []

• A process by which rubber is hardened using heat and sulphur. (noun)

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• "Editor's note: If you follow the link below you will find larger versions of former NASA Chief Scientist John Grunsfeld's "vulcanization"."
• "Charles Goodyear paved the way for mass production of "rubbers" when he patented the vulcanization of rubber in 1843, and they were a mainstay of birth-control efforts until the pill emerged as more dependable and convenient."
• "Includes discussion of natural polymers from tropical trees and the vulcanization of rubber, semi-synthetics (such as celluloid), thermosetting plastics (such as Bakelite), amino plastics (such as melamine), thermoplastics, and high-tech plastics."