A lot vs. Alot: 9 Grammatical Pitfalls
1827, "to put into flames," from Vulcan (q.v.), name of the Roman god of fire, + -ize. As a treatment for rubber, first recorded 1846. Related: Vulcanized; vulcanizing.
An industrial process that strengthens natural rubber. Because it requires great heat, the process was named after the Roman god of fire, Vulcan.