20 Terms
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Scuba diving
Underwater diving in which the diver uses scuba gears to breathe underwater.
Industry: Sports
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Scuba diving
Immersion hypothermia
Sports; Scuba diving
The lowering of body temperature when a diver is fully immersed in cold water without proper thermal protection.
Burst disc
Sports; Scuba diving
Thin copper disc held in place with a vented plug. Designed to rupture if tank pressure is greatly exceeded.
Buddy breathing
Sports; Scuba diving
Sharing of the same air supply by two or more divers; an emergency technique used when one person's air supply is exhausted or unavailable due to equipment malfunction.
Hydrostatic test
Sports; Scuba diving
Pressure test in which the tank is filled with water instead of air and raised to five thirds the maximum working pressure, causing the water to expand and be displaced.
Saturation
Sports; Scuba diving
The degree to which a gas is dissolved in the blood or tissues, full saturation occurs when the pressure of gas dissolved in the blood or tissues is the same as the surrounding pressure of that gas.
Decompression stop
Sports; Scuba diving
On ascent from a dive, a specified time spent at a specific depth, for the purpose of nitrogen off-gassing. When not mandatory it is called a safety stop.
