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2. Buoyancy compensator (diving) - Wikipedia

   en.wikipedia.org/wiki/Buoyancy_compensator_(diving)

   In 1968, dive shop owners Joe Schuch and Jack Schammel developed a more comfortable buoyancy compensator vest that featured a smaller buoyancy ring behind the diver's head, and a midriff section with sufficient volume to lift the diver's head out of the water in the event that one or both of its CO 2 cartridges were activated for emergency ...

3. Snorkel (swimming) - Wikipedia

   en.wikipedia.org/wiki/Snorkel_(swimming)

   A snorkel is used to allow the user to breathe atmospheric air when their face is immersed in water while swimming or floating at the surface. [1] To work effectively, the snorkel must allow the user to inhale and exhale comfortably over an extended period, and provide a sufficient volume of air with appropriate oxygen and carbon dioxide content to maintain a sufficient and comfortable ...

4. Diving weighting system - Wikipedia

   en.wikipedia.org/wiki/Diving_weighting_system

   A further requirement for scuba diving in most circumstances, is the ability to achieve significant positive buoyancy at any point of a dive. [3] [5] [6] When at the surface, this is a standard procedure to enhance safety and convenience, and underwater it is generally a response to an emergency.

5. Atmospheric diving suit - Wikipedia

   en.wikipedia.org/wiki/Atmospheric_diving_suit

   The Newtsuit has fully articulated, rotary joints in the arms and legs. These provide high mobility, while remaining largely unaffected by high pressures. An atmospheric diving suit (ADS), or single atmosphere diving suit is a small one-person articulated submersible which resembles a suit of armour, with elaborate pressure joints to allow articulation while maintaining an internal pressure of ...

6. Timeline of diving technology - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_diving_technology

   The action/adventure movie Thunderball, which used both sorts of open-circuit scuba, was released and helped make single-hose regulators popular. [132] 1966: Professional Association of Diving Instructors (PADI) was founded by John Cronin and Ralph Erickson. [133] 1968: An excursion dive to 1025 fsw was made from a saturation depth of 825 fsw ...

7. Portal:Underwater diving - Wikipedia

   en.wikipedia.org/wiki/Portal:Underwater_diving

   The scope of this portal includes the technology supporting diving activities, the physiological and medical aspects of diving, the skills and procedures of diving and the training and registration of divers, underwater activities which are to some degree dependent on diving, economical, commercial, safety, and legal aspects of diving, biographical information on notable divers, inventors and ...