Other Uses
- Vulcan (hypothetical planet), a hypothetical planet between Mercury and the Sun
- Vulcan (programming language), a programming language, now known as dBase
- Vulcan laser, a laser at the Rutherford Appleton Laboratory in Chilton, Oxfordshire
- Operation Vulcan, an Allied action in Tunisia during World War II
- The Vulcans, George W. Bush's foreign policy advisory team for the 2000 U.S. election
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