buoyancy tank

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• buoyancy tank — noun : an airtight tank fitted into the stern or bow of a small boat (as a lifeboat) to keep it afloat if it fills with water or capsizes …   Useful english dictionary

• Buoyancy compensator (diving) — Stab jacket redirects here. For a type of body armor, see stab vest. A buoyancy compensator (or buoyancy control device, BC or BCD) is a piece of diving equipment worn by divers to provide: * life saving emergency buoyancy both underwater and on… …   Wikipedia

• tank — tankless, adj. tanklike, adj. /tangk/, n. 1. a large receptacle, container, or structure for holding a liquid or gas: tanks for storing oil. 2. a natural or artificial pool, pond, or lake. 3. Mil. an armored, self propelled combat vehicle, armed… …   Universalium

• buoyancy control device — an expandable bladder in the form of an expandable vest used with scuba apparatus. It can be inflated with air from the scuba tank to increase buoyancy while diving and is used for resting, swimming or lending assistance to others under water. It …   Dictionary of ichthyology

• Neutral buoyancy — is a condition in which a physical body s mass equals the mass it displaces in a surrounding medium. This offsets the force of gravity that would otherwise cause the object to sink. An object that has neutral buoyancy will neither sink nor rise.… …   Wikipedia

• DD tank — DD Sherman tank with its flotation screen lowered Service history In service 1944–1950s …   Wikipedia

• Neutral Buoyancy Laboratory — NBL Logo An astronaut training in the NBL …   Wikipedia

• Neutral Buoyancy Space Simulator — U.S. National Register of Historic Places U.S. National Historic Landmark …   Wikipedia

• Landing Ship, Tank — A Canadian LST off loads an M4 Sherman during the Allied invasion of Sicily in 1943. Landing Ship, Tank (LST) was the military designation for naval vessels created during World War II to support amphibious operations by carrying significant… …   Wikipedia

• T-38 tank — Infobox Weapon name= T 38 amphibious scout tank caption= origin= Soviet Union type= Light amphibious tank is artillery= is vehicle= yes is UK= yes service= 1937–43 used by= wars= World War II designer= N. Astrov N. Kozyrev, Factory No. 37, Moscow …   Wikipedia

• Ballast tank — A ballast tank is a compartment within a boat or ship, that holds water. A vessel may have a single ballast tank near its center or multiple ballast tanks typically on either side. A large vessel typically will have several ballast tanks… …   Wikipedia