A diving mask (also half mask, dive mask or scuba mask) is an item of diving equipment that allows underwater divers, including scuba divers, free-divers...

from the mask, unlike a scuba mouthpiece which is normally gripped between the teeth. Full-face diving masks are often used in professional diving. They...

masks and full-face diving masks. Breathing gases used include air, heliox, nitrox and trimix. Saturation diving is a mode of surface supplied diving...

A diving regulator or underwater diving regulator is a pressure regulator that controls the pressure of breathing gas for underwater diving. The most...

Scuba diving is a mode of underwater diving whereby divers use breathing equipment that is completely independent of a surface breathing gas supply, and...

Diving equipment, or underwater diving equipment, is equipment used by underwater divers to make diving activities possible, easier, safer and/or more...

An oxygen mask is a mask that provides a method to transfer breathing oxygen gas from a storage tank to the lungs. Oxygen masks may cover only the nose...

It may be either a separate unit, or integrated into a swimming or diving mask. The integrated version is only suitable for surface snorkeling, while...

diver may dive on breath-hold (freediving) or use breathing apparatus for scuba diving or surface-supplied diving, and the saturation diving technique...

A diving helmet is a rigid head enclosure with a breathing gas supply used in underwater diving. They are worn mainly by professional divers engaged in...

or a diving mask, and swimfins. In cooler waters, a wetsuit may also be worn. The snorkel may be an independent item or integrated with the mask. The...

have the following recreational diving equipment - a diving mask, fins, a snorkel, a buoyancy compensator, a diving weighting system that is independent...

clean dry-suit and helmet or full-face mask which are decontaminated before the dive. Salvage diving is the diving work associated with the recovery of...

surface-supplied breathing gas supply Band mask, a heavy duty full-face diving mask for surface-supplied diving Diving helmet, covering the entire head in a...

Sea, four divers were in a diving chamber system on the rig's deck that was connected by a trunk (a short passage) to a diving bell. The divers were Edwin...

water. For this type of mask the peripheral field of the diver is extremely limited. Generally, the peripheral field of a diving mask is improved if the lenses...

Surgical mask Cloth face mask Dust mask Diving mask, for use underwater Facemask (orthodontics), used for correcting teeth misalignments Facial mask, used...

(the under-pressure air space is inside the diving mask or swimming goggles) Skin (when wearing a diving suit which creates an air space) Brain and cranium...

face mask Balaclava, also known as a "ski mask", to protect the face against cold air. Baseball catcher's mask. Diving mask, an item of diving equipment...

A non-rebreather mask (NRB, non-rebreather, non-rebreather facemask, etc.) is a device used in medicine to assist in the delivery of oxygen therapy. A...

Saturation diving is diving for periods long enough to bring all tissues into equilibrium with the partial pressures of the inert components of the breathing...

Professional diving is underwater diving where the divers are paid for their work. Occupational diving has a similar meaning and applications. The procedures...

occupation. ama (海女) – a sea-diving fisherwoman ama (海士) – a sea-diving fisherman ama (海人), kaijin (海人) – a sea-diving fisherperson of either gender...

sets including rebreathers) NOAA Diving Program (U.S.) (28 Feb 2001). Joiner, James T. (ed.). NOAA Diving Manual, Diving for Science and Technology (4th ed...

Diving instructors affiliated to a diving certification agency may work independently, or through a university, a dive club, a dive school or a dive shop...

The venturi mask, also known as an air-entrainment mask, is a medical device to deliver a known oxygen concentration to patients on controlled oxygen...

assignment at the Naval Coastal System Command, she was designated a Basic Diving Officer. She next reported to the Naval Air Training Command, where she...

requirement for clarification as an extreme-apnoea sport. Players wear a diving mask, snorkel and fins, and carry in one (either) hand a short stick or pusher...

Orinasal mask inside a gas mask Orinasal mask inside full-face diving mask Orinasal mask inside a KM37 diving helmet The construction of an orinasal mask depends...

also used in professional diving when it provides advantages, usually of mobility and range, over surface-supplied diving systems and is allowed by the...