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Besides competence in the standard set of scuba skills, there are a few more advanced self-reliance and self-rescue skills required for solo divers by some of the training agencies. The diver should be able to select and correctly use all equipment needed for the dive, including self-extrication gear for cutting loose from entanglement.
Bailout to another gas source is the preferred option, but it may be necessary to surface on the gas in use. Consequences depend on the specific contaminant and exposure. Carbon monoxide, carbon dioxide, volatile hydrocarbons, and compressor lubricant are the most commonly encountered contaminants, and there may be legislation requiring ...
Recreational diver training is the process of developing knowledge and understanding of the basic principles, and the skills and procedures for the use of scuba equipment so that the diver is able to dive for recreational purposes with acceptable risk using the type of equipment and in similar conditions to those experienced during training.
Scuba diver of the late 1960s. The history of scuba diving is closely linked with the history of the equipment.By the turn of the twentieth century, two basic architectures for underwater breathing apparatus had been pioneered; open-circuit surface supplied equipment where the diver's exhaled gas is vented directly into the water, and closed-circuit breathing apparatus where the diver's carbon ...
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Buddy breathing is a rescue technique used in scuba diving "out-of-gas" emergencies, when two divers share one demand valve, alternately breathing from it.Techniques have been developed for buddy breathing from both twin-hose and single hose regulators, but to a large extent it has been superseded by safer and more reliable techniques using additional equipment, such as the use of a bailout ...
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