Scuba diving

Scuba diving

Underwater diving in which the diver uses scuba gears to breathe underwater.

Industry: Sports

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Scuba diving

helium

Sports; Scuba diving

Second lightest gas; does not cause problems of narcosis to the same extent as seen with nitrogen, and is therefore used for very deep diving.

hyperoxic and hyperoxia

Sports; Scuba diving

In general, these terms relate to a more than a normal amount of Oxygen. Hyperoxic refers to a mixture of gases with higher than normal Oxygen content (above 21%). Hyperoxia is the physiological ...

zoomlens

Sports; Scuba diving

A lens that combines a range of focal lengths.

cerebral arterial gas embolism (CAGE)

Sports; Scuba diving

Gas bubbles traveling and lodging (embolizing) in the arteries that supply the brain with blood and oxygen. Gas emboli in the brain can lead to a stroke-like condition with disorientation, ...

atmospheric pressure

Sports; Scuba diving

Pressure of the atmosphere at a given altitude or location.

low volume mask

Sports; Scuba diving

A mask which has a smaller area between the glass and the diver's face, usually with separate lenses for each eye; requires less air to purge if becomes flooded.

A surface-supplied compressed air apparatus, for use in shallow diving in calm waters. The air is delivered to one or more divers through a long hose. The word snuba is a combination of snorkel and ...