18 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
air
Sports; Scuba diving
A gas mixture containing 21% oxygen, 78% nitrogen, and 1% other gasses (mainly argon); compressed air is used for recreational scuba diving.
atmosphere absolute
Sports; Scuba diving
The ambient pressure including the air column over the water. The air column = 1 atm. at sea level. In sea water, another atmosphere is added each 33 FSW (Feet of Sea Water) . There is an ...
dive tables
Sports; Scuba diving
A printed collection of dive times for specific depths, by which the divers can avoid contacting DCS. Most tables are based on Haldanian theory for nitrogen up-take and elimination.
fathom
Sports; Scuba diving
A linear unit of measurement (equal to 6 feet) for water depth - commonly used by fishermen. Depth = V x T/2
scuba diving
Sports; Scuba diving
Scrub is the acronym for “self contained underwater breathing apparatus. ” It has now become a legitimate term in its own that describes the form of underwater diving in which a diver uses scuba ...
nitrox
Sports; Scuba diving
Any mixture of nitrogen and oxygen that contains less than the 79% nitrogen as found in ordinary air.
super saturation
Sports; Scuba diving
An unstable situation where the pressure of a gas dissolved in the blood or tissues is higher than the ambient pressure of that gas.
