Ballast may refer to:

[edit] Objects

Look up ballast in Wiktionary, the free dictionary.

• 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 increase speed
  • in a balloon as a buoyancy compensator

[edit] Places

• Ballast (Coevorden), a village in Drenthe, Netherlands

[edit] Other

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

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