Definitions

water ballast

Ballast

[bal-uhst]
Ballast may mean:

Objects:

  • Ballast tanks, 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 weight a ship down
  • Track ballast, railway track-bed, on which sleepers and track is laid
  • Water ballast carried aboard an aircraft, for example in gliding to increase speed

Places:

Other:

  • Ballast (film), a 2008 film about the effect of one man's suicide on three people

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