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Example of the Scuba Diver Insignia on a USMC service uniform. The various diver insignia (also known as "diver badges", "dive badges," and colloquially known as "dive bubbles") [1] of the uniformed services of the United States are badges awarded to service personnel once they have graduated an appropriate diving course.
Advanced Diving Equipment Company – American manufacturer of surface supplied diving helmets – Swindell free-flow open circuit air helmets. [1]Aeris (dive gear) – American brand of scuba equipment Originally a brand of American Underwater Products, founded in 1998, and merged into a sister-brand, Oceanic, in 2014.
Most countries require diving cylinders to be checked on a regular basis. This usually consists of an internal visual inspection and a hydrostatic test. The inspection and testing requirements for scuba cylinders may be very different from the requirements for other compressed gas containers due to the more corrosive environment in which they ...
The Diving Certification model originated at Scripps Institution of Oceanography (SIO) in 1952 after two divers died whilst using university-owned equipment. [3] The then President of the University of California, Robert Gordon Sproul, restricted diving to those who had been trained through the program at SIO and thus "certification" was born.
Diver down flag being flown on a dive ship. The use of the red and white flag, which was created in the early 1950s by Navy veteran Denzel James "Doc" Dockery of Michigan, and popularized by Ted Nixon of US Divers, [4] is required by law or regulation in many US states, Canada, [5] and some other countries (e.g. Italy). [6]
Scuba divers with good trim and neutral buoyancy. The trim of a diver is the orientation of the body in the water, determined by posture and the distribution of weight and volume along the body and equipment, as well as by any other forces acting on the diver. Both static trim and its stability affect the convenience and safety of the diver ...
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