Water torch can mean:
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- Water torch, an oxyhydrogen torch whose gas supply is generated immediately by electrolysis of water
- The water plant Typha latifolia, because its stems when soaked in oil make good burning torches
Distinguish from
- A diver's underwater torch (flashlight) (or a magnesium torch in the 1950s and 1960s).
- An oxy-gas torch designed to be used underwater.