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A buddy line is a line or strap physically tethering two scuba divers together underwater to avoid separation in low visibility conditions. [37] A buddy line is commonly a short length of about two meters with a floating element between divers to reduce risk of snagging on the bottom. A buddy line is a means of communication.
Weight belts are the most common weighting system currently in use for recreational diving. [17] Weight belts are often made of tough nylon webbing, but other materials such as rubber can be used. Weight belts for scuba and breathhold diving are generally fitted with a quick release buckle to allow the dumping of weight rapidly in an emergency. [7]
The diver's mass on a typical dive does not generally change by what seems like much (see above—a typical dive-resort "aluminum 80" tank at 207 bars (3,000 psi) contains about 2.8 kilograms (6.2 lb) of air or nitrox, of which about 2.3 kilograms (5.1 lb) is typically used in a dive, although any air spaces such as in the BC and in diving ...
Beaching a casualty while providing artificial respiration. Diver rescue, usually following an accident, is the process of avoiding or limiting further exposure to diving hazards and bringing a diver to a place of safety. [1]
The diver wears a full-face mask or helmet, and gas may be supplied on demand or as a continuous free flow. More basic equipment that uses only an air hose is called an airline or hookah system. [ 52 ] [ 50 ] [ 53 ] This allows the diver to breathe using an air supply hose from a high pressure cylinder or diving air compressor at the surface.
As it is quite common for buddy pairs to become separated during a dive, the skill of finding a lost buddy is central to the skill-set, and the most useful skill for this purpose is awareness of where the buddy was when last seen, and a knowledge of the dive plan sufficient to predict where they are most likely to have gone since last seen.
A dive team can vary from a recreational buddy pair to a professional saturation diving team working 24 hours per day with dive and habitat support personnel on a dynamically positioned vessel. [13] The primary purpose of a professional diving team is to improve safety for the working diver by providing backup and support, and to manage the ...
Diving with a buddy is known to be competent and who can be trusted to behave responsibly. [62] Training to deal with emergencies and rescue. Carrying equipment to be independent of the buddy in most emergencies. In some circumstances it may be safer to dive without a buddy. [63] Overweighting Difficulty in neutralising and controlling buoyancy.
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