adjustable mouthpiece
1Diving regulator — and Octopus Other names Demand valve Uses Reduces pressurized breathing gas to ambient pressure and delivers it to the diver Inventor Manuel Théodore Guillaumet (1838), Benoît Rouquayrol (1860) …
2Scuba set — A scuba diver in usual sport diving gear A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work… …
3Maurice Fernez — (August 30, 1885 January 31, 1952 Alfortville) was a French inventor and pioneer in the field of underwater breathing apparati, respirators and gas masks. He was pivotal in the transition of diving from the tethered diving helmet and suit of the… …
4musical sound — Introduction any tone with characteristics such as controlled pitch and timbre. The sounds are produced by instruments in which the periodic vibrations can be controlled by the performer. That some sounds are intrinsically musical,… …
5Pitch of brass instruments — The following is a comparison table of the pitch of the common brass instruments in descending order of pitch. Whereas it is usually quite easy to determine whether an instrument is pitched in, say, F or B♭ or E♭, it is not always obvious which… …
6Self-contained breathing apparatus — SCBA redirects here. For other uses, see SCBA (disambiguation). Not to be confused with the very similar Self Contained Underwater Breathing Apparatus. Toronto firefighter wearing an SCBA A self contained breathing apparatus, or SCBA, sometimes… …
7Duchenne muscular dystrophy — Classification and external resources Histopathology of gastrocnemius muscle from patient who died of pseudohypertrophic muscular dystrophy, Duchenne type. Cross section of muscle shows extensive replacement of muscle fibers by adipose cells …
8SCUBA — Self contained Underwater Breathing Apparatus Self con*tained Underwater Breathing Apparatus, n. A portable device to allow divers to breathe while under water, consisting of one or two tanks of compressed air which are strapped onto the back of… …
9SCUBA apparatus — Self contained Underwater Breathing Apparatus Self con*tained Underwater Breathing Apparatus, n. A portable device to allow divers to breathe while under water, consisting of one or two tanks of compressed air which are strapped onto the back of… …
10SCUBA gear — Self contained Underwater Breathing Apparatus Self con*tained Underwater Breathing Apparatus, n. A portable device to allow divers to breathe while under water, consisting of one or two tanks of compressed air which are strapped onto the back of… …
