Scuba diving

Scuba diving

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

Industry: Sports

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Scuba diving

heliox

Sports; Scuba diving

Mixture of helium and oxygen, usually reserved for very deep diving.

open circuit scuba

Sports; Scuba diving

Apparatus used in recreational diving. Exhaled air is expelled into the water as bubbles, no part is re-breathed by the diver.

Requiring specialized training, this involves diving into an overhead environment including caves, abandoned mines or quarries and natural springs or sinkholes; differs from Cave Diving in that the ...

open-water diving

Sports; Scuba diving

The recreational diving done in an environment other than a swimming pool but with no overhead obstacles; examples include lakes, ponds, rivers, oceans, quarries.

archimedes principle

Sports; Scuba diving

Any object wholly or partly immersed in fluid will be buoyed up by a force equal to the weight of the fluid displaced by the object.

dive computer

Sports; Scuba diving

Device that constantly measures depth and time, based on a pre-programmed algorithm, the computer calculates tissue nitrogen uptake and elimination in several theoretical compartments and provides a ...