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The following 76 pages use this file: 14th CMAS Underwater Photography World Championship; 2024 World Aquatics Junior Diving Championships; AP Diving; Aqua Lung America; Boesmansgat; British Freediving Association; CMAS** scuba diver; CUMA; Carmellan Research; Clearance Divers Life Support Equipment; Continental Shelf Station Two; Death of ...
Header - Contains basic information about the date, time and location of the dive. Profile - Records sufficient detail to show the profile of the dive. Equipment - Shows what the diver was wearing and what dive gear was used during the dive. Conditions - Allows the diver to record what the environment was like (both above and below water).
Underwater diving can be described as all of the following: A human activity – intentional, purposive, conscious and subjectively meaningful sequence of actions. . Underwater diving is practiced as part of an occupation, or for recreation, where the practitioner submerges below the surface of the water or other liquid for a period which may range between seconds to the order of a day at a ...
Attaching buoys is one of the main processes by which underwater logs are salvaged from the bottom of lakes and rivers. First, a scuba-diver must locate the sunken logs in the water, searching from about three feet from the bottom of the lake or river. Then, a buoy is placed around the log about three feet from its back.
It is usually done while scuba diving, but can be done while diving on surface supply, snorkeling, swimming, from a submersible or remotely operated underwater vehicle, or from automated cameras lowered from the surface. Underwater photography can also be categorised as an art form and a method for recording data.
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The pressure vessel is a seamless cylinder normally made of cold-extruded aluminum or forged steel. [5] Filament wound composite cylinders are used in fire fighting breathing apparatus and oxygen first aid equipment because of their low weight, but are rarely used for diving, due to their high positive buoyancy.
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