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Other BC manufacturers include Sherwood, Zeagle, Scubapro, Mares, AP Diving and Cressisub. By 2000 Mares S.p.a introduced the HUB integrated buoyancy compensator and scuba regulator system, a jacket style BC using a pneumatic control valve on the left side of the harness to operate inflation and deflation valves. The pneumatic inflation and ...
This is a glossary of technical terms, jargon, diver slang and acronyms used in underwater diving.The definitions listed are in the context of underwater diving.
The government of Spain issued a royal decree taking effect on 1 July 2020 (Real Decreto 550/2020 de 2 de junio: Condiciones de Seguridad de las actividades de buceo), regulating recreational diving activities [16] [17] [18] Restrictions include: a diver must have the appropriate and necessary training for the type of diving intended,
If a weight harness is worn, or the BCD uses an integrated-weights system, the system is checked for correct assembly and function of clip release. A secondary check is to ensure that the buddy is familiar with the weight system of the diver being checked, and is able to operate it to ditch weights in an emergency.
NASDS (USA) - National Association of Scuba Diving Schools only USA (Founded in the 1960s and merged with SSI in 1999) [30] TAC - The Aquatic Club - existed in the UK between 1982 and 1986. dissolved organization [31] YMCA SCUBA – Defunct recreational diver training and certification agency (1959-2008). [32] [33]
Examples: The common 80 ft 3 (11 litre, 207 bar) cylinder carries about 6 pounds (2.7 kg) of air when full, so the diver should start the dive about 6 pounds (2.7 kg) negative and use about 1/10 ft 3 (2.7 L)of air in the BCD to compensate at the start of a dive.
A variable-buoyancy pressure vessel system is a type of rigid buoyancy control device for diving systems that retains a constant volume and varies its density by changing the weight (mass) of the contents, either by moving the ambient fluid into and out of a rigid pressure vessel, or by moving a stored liquid between internal and external variable-volume containers.
List of initialisms, acronyms ("words made from parts of other words, pronounceable"), and other abbreviations used by the government and the military of the United States. Note that this list is intended to be specific to the United States government and military—other nations will have their own acronyms.