Ballast (disambiguation)
Ballast is any material used to provide stability to a vehicle or structure. It may also refer to:
Objects
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- Ballast tank, a device used on ships and submarines and other submersibles to control buoyancy and stability
- Ballast weights, metallic plates used to bring auto racing vehicles up to the minimum mandated weight
- Electrical ballast, used to stabilize the current flow in lamps
- Sailing ballast, ship's ballast, used to weigh a ship down
- Track ballast, the layer of crushed rock or gravel upon which railway track is laid
- Ballast carried aboard an aircraft, for example:
- in gliding, to maximise the average speed in cross-country competition, especially when thermal convection is strong
- in a balloon as a buoyancy compensator
- Ballast tractor, a heavy haulage road vehicle designed to pull or push heavy or exceptionally large loads
Places
- Ballast, Coevorden, a village in the northeastern Netherlands
- Ballast Head, a headland on Kangaroo Island, Australia
- Ballast Head, South Australia, a locality
- Ballast Point, a neighborhood in Tampa, Florida, United States
Other
- Ballast (film), a 2008 film about the effect of one man's suicide on three people
- Ballast (website), a Canadian news and cultural website
- Ballast, a 1967 story of The Railway Series book Small Railway Engines
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