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A gas extender is an apparatus for extending the endurance of a breathing gas supply, for example, by re-using some of the gas in a rebreather circuit.The term is relatively frequently applied to semi-closed rebreather systems, but is not used very often. [29] [30] [31] Compare with oxygen conserving device and demand pulse device
The anaesthetic machine is commonly used together with a mechanical ventilator, breathing system, suction equipment, and patient monitoring devices; strictly speaking, the term "anaesthetic machine" refers only to the component which generates the gas flow, but modern machines usually integrate all these devices into one combined freestanding ...
PASS device (personal alert safety system), also known as ADSU (automatic distress signal unit) – Device used to set off an alarm when a firefighter is in distress; SCUBA – Self-contained underwater breathing apparatus; Smoke hood, also known as Short Term Air Supply (STAS) – Device to protect the user from smoke inhalation in an emergency
The following numbers are sequentially assigned for each new device. Examples: A1834 = 6AS7G/ECC230 = CV2523 – Dual power triode (series regulator), octal base. B309 = 12AT7/ECC81 – High-mu dual triode. Commonly used as R.F. amplifier/mixer in VHF circuits. B719 = 6AQ8/ECC85 – Dual RF triode, RF Amp & Mixer in FM receivers, noval base.
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]
Three dogs attacked their owner at a San Diego park Friday, killing the man and injuring another person, according to authorities and the Humane Society.
Dominique Pelicot, the man who organized for more than 50 men to rape his unconscious wife, is “fully responsible” for his actions, a French public prosecutor told court after requesting the ...
The biggest contract in professional sports history is only the prelude to a wild winter of spending. With Juan Soto, Major League Baseball's No. 1 free agent, off the board thanks to a 15-year ...