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2. Oxygen mask - Wikipedia

   en.wikipedia.org/wiki/Oxygen_mask

   Hoses or tubing connect an oxygen mask to the oxygen supply. Hoses are larger in diameter than tubing and can allow greater oxygen flow. When a hose is used it may have a ribbed or corrugated design to allow bending of the hose while preventing twisting and cutting off the oxygen flow. The quantity of oxygen delivered from the storage tank to ...

3. Emergency oxygen system - Wikipedia

   en.wikipedia.org/wiki/Emergency_oxygen_system

   ABX Air Flight 1611 (2008) - Cockpit fire in a Boeing 767 on the ground before departure caused by an unexpected electric current in the anti-kink spring a pilot's oxygen mask hose to ignite the hose in the presence of oxygen inside the hose that remained from pre-flight checks, although there was no indication that the oxygen supply was ...

4. Self-contained breathing apparatus - Wikipedia

   en.wikipedia.org/wiki/Self-contained_breathing...

   An open circuit SCBA typically has three main components: a high-pressure gas storage cylinder, (e.g., 2,216 to 5,500 psi (15,280 to 37,920 kPa), about 150 to 374 atmospheres), a pressure regulator, and a respiratory interface, which may be a mouthpiece, half mask or full-face mask, assembled and mounted on a framed carrying harness.

5. After almost 3 weeks in hospital, still no hint on when Pope ...

   www.aol.com/almost-3-weeks-hospital-still...

   The pope was aided by "non-invasive mechanical ventilation" − usually a mask attached to an oxygen hose − overnight and was switched to a nasal oxygen tube when he woke up, the statement said.

6. Bag valve mask - Wikipedia

   en.wikipedia.org/wiki/Bag_valve_mask

   A bag valve mask can be used without being attached to an oxygen tank to provide "room air" (21% oxygen) to the patient. However, manual resuscitator devices also can be connected to a separate bag reservoir, which can be filled with pure oxygen from a compressed oxygen source, thus increasing the amount of oxygen delivered to the patient to ...

7. Supplied-air respirator - Wikipedia

   en.wikipedia.org/wiki/Supplied-air_respirator

   "A hose mask respirator, for entry into and escape from atmospheres not immediately dangerous to life or health, which consists of a strong large diameter hose with low resistance to airflow which the use draws inspired air by means of his lungs alone, a harness to which the hose is attached, and a tight-fitting facepiece". Type BE