Fire
From Memory Alpha, the free Star Trek reference
- For other meanings of "Fire", please see Fire (disambiguation).
Fire is a form of combustion. It generally creates heat and could cause burn injuries. Some lamps used an open flame to provide light similar to candles.
The preindustrial civilization of Barkon IV incorrectly believed that fire was one of the four basic elements of the universe, along with rock, sky, and water. By exposing wood to flame, it was believed that the fire in the wood was encouraged to show itself. (TNG: "Thine Own Self")
The dragons of Berengaria VII breathed fire. (TOS: "This Side of Paradise")
Changelings had the ability to morph into the form of fire. (DS9: "Chimera")
