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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 following are the non-pulmonic consonants.They are sounds whose airflow is not dependent on the lungs. These include clicks (found in the Khoisan languages and some neighboring Bantu languages of Africa), implosives (found in languages such as Sindhi, Hausa, Swahili and Vietnamese), and ejectives (found in many Amerindian and Caucasian languages).
This chart provides audio examples for phonetic vowel symbols. The symbols shown include those in the International Phonetic Alphabet (IPA) and added material. The chart is based on the official IPA vowel chart. [1] The International Phonetic Alphabet is an alphabetic system of phonetic notation based primarily on the Latin alphabet.
See: Scuba cylinder valve#Valve cage. Structure or frame fitted to scuba cylinder to protect the cylinder valve or manifold and regulator first stage from impact damage and roll-off. valve drill Safety exercise in which the diver shuts down, tests regulators and re-opens the manifold valves on a twin set in a specific order. valve guard
The backpack supports and stabilises the scuba cylinder on the diver's back. backplate. Main article: Backplate and wing. A plate, normally made from metal, which rests against the diver’s back, and to which the primary scuba cylinders are attached. Held to the body by harness straps over the shoulders and round the waist.
Technical diving is a form of recreational diving under more challenging conditions. Professional diving (commercial diving, diving for research purposes, or for financial gain) involves working underwater. Public safety diving is the underwater work done by law enforcement, fire rescue, and underwater search and recovery dive teams.
See: Dalton's law Gas law describing the relation of component pressures of gases in a mixture to the total pressure. DAN See: Divers Alert Network dangly (Derogatory) Any part of a diver's equipment that dangles in a position that might impact the bottom or get caught on the surroundings. DCAP Decompression Computation and Analysis Program: Decompression planning software by Bill Hamilton ...
The International Phonetic Alphabet is occasionally modified by the Association. After each modification, the Association provides an updated simplified presentation of the alphabet in the form of a chart. (See History of the IPA.) Not all aspects of the alphabet can be accommodated in a chart of the size published by the IPA.