Scuba diving
Scuba Diving
Scuba diving (/ˈskuːbə ˈdaɪvɪŋ/; from Self-Contained Underwater Breathing Apparatus) is a mode of underwater diving where the diver uses a self-contained underwater breathing apparatus (scuba), which is completely independent of surface supply, to breathe underwater.
Etymology
The term "scuba" originated during World War II. It is an acronym for Self-Contained Underwater Breathing Apparatus. The term "scuba diving" was first used in the English language in 1952.
Related Terms
- Diving cylinder: A gas cylinder used to store and transport high pressure gas used in diving.
- Diving suit: A garment or device designed to protect a diver from the underwater environment.
- Diving mask: An item of diving equipment that allows underwater divers to see clearly underwater.
- Diving regulator: A pressure regulator that reduces pressurized breathing gas to ambient pressure and delivers it to the diver.
- Buoyancy compensator: A piece of diving equipment with an inflatable bladder which is worn by divers to establish neutral buoyancy underwater and positive buoyancy on the surface, when needed.
- Dive computer: A device used by an underwater diver to measure the time and depth of a dive so that a safe ascent profile can be calculated and displayed.
See Also
External links
- Medical encyclopedia article on Scuba diving
- Wikipedia's article - Scuba diving
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