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Hookah, Sasuba and Snuba systems are categorised as "air-line" equipment, as they do not include the communication, lifeline and pneumofathometer hose characteristic of a full diver's umbilical. Most hookah diving uses a demand system based on a standard scuba second stage, but there have been special purpose free-flow full-face masks ...
The harness holds the regulator and the air line in place, allowing the diver to swim unencumbered beneath the surface. [1] Full scuba gear, which includes a buoyancy compensator, weights, and cylinder, can weigh in excess of 27 kilograms (60 lb), [ 10 ] but this is not strictly comparable, as it would usually include a wetsuit for thermal ...
Surface-supplied diving includes diving using an umbilical with gas supply hose, lifeline strength member and communications cable, using a helmet or full-face mask, [4] and diving with a simple air line, also known as hookah equipment., [5] though regulatory legislation may in some jurisdictions exclude air line equipment from their definition ...
A painting of a Bengali Muslim woman in muslin, relaxing while smoking hookah, by Francesco Renaldi A Rajasthani man smoking through a hookah, Rajasthan, India.. A hookah (also see other names), [1] [2] [3] shisha, [3] or waterpipe [3] is a single- or multi-stemmed instrument for heating or vaporizing and then smoking either tobacco, flavored tobacco (often muʽassel), or sometimes cannabis ...
A hookah and a variety of muʽassel packages are on display in a Harvard Square store window in Cambridge, Massachusetts, United States. Hookah was popular in the 1960s and 1970s, although in this era they used open flames rather than coals. [14] In recent years hookah use has increased dramatically in the United States and Canada. [15]
Surface-supplied diver at the Monterey Bay Aquarium, Monterey, California US Navy Diver using Kirby Morgan Superlight 37 diving helmet [1]. Surface-supplied diving is a mode of underwater diving using equipment supplied with breathing gas through a diver's umbilical from the surface, either from the shore or from a diving support vessel, sometimes indirectly via a diving bell. [2]
Cave diving guide line reel. A distance line, penetration line, cave line, wreck line or guide line is an item of diving equipment used by scuba divers as a means of returning to a safe starting point in conditions of low visibility, water currents or where pilotage is difficult.
COMEX diving bell. COMEX (or Compagnie Maritime d'Expertises) is a French company specializing in engineering and deep diving operations, created in November 1961 by Henri-Germain Delauze and run by him until his death in 2012.