2 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
First stage
Sports; Scuba diving
Regulator attached to the scuba tank that lowers the tank pressure to ambient pressure plus a pre-determined pressure (e.g., ambient + 140 psi).
Dry suit
Sports; Scuba diving
A water-tight garment that keeps the diver's body warm by providing insulation with a layer of gas, such as air, for diving in waters that are too cold for comfortable wetsuit protection, usually ...
Residual nitrogen time
Sports; Scuba diving
The time it would take to off-gas any extra nitrogen remaining after a dive. Residual Nitrogen Time is always taken into consideration when determining the safe duration for any repetitive dive.
Jellyfish
Sports; Scuba diving
Jellyfish are members of the cnidarians group of invertebrates. They are transparent and bell shaped with tentacles hanging down from their body. They are free-floating and seem serene, but in ...
Backward roll entry
Sports; Scuba diving
Means of entering the water in SCUBA gear from a sitting position such as from the gunnel of a boat whereby the diver, while securely holding his mask, leans backward and rolls into the water onto ...
