return valve group
1return — I. verb Etymology: Middle English, from Anglo French returner, from re + turner, tourner to turn more at turn Date: 14th century intransitive verb 1. a. to go back or come back again < return home > b. to go back in thought, practice, or… …
2Mercury-arc valve — Mercury rectifier on display in Beromünster, Switzerland before being decommissioned A mercury arc valve (mercury vapor rectifier) is a type of electrical rectifier used for converting high voltage or high current alternating current (AC) into… …
3Diving 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) …
4List of oil field acronyms — Contents 1 # 2 A 3 B 4 C …
5Plastic pipework — standards for the conveyance of drinking water,waste water, chemicals, heating and cooling fluids, foodstuffs, ultra pure liquids, slurries, gases, compressed air and vacuum system applications. Plastic Pressure Pipe Systems have many advantages… …
6Maurice 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… …
7MythBusters (2009 season) — Country of origin Australia United States No. of episodes 23 (includes 3 specials) Broadcast Original channel …
8Renaissance music — Periods of Western art music Early Medieval   (500–1400) Renaissance (1400–1600) Baroque (1600–1760) Common practice Baroque (1600–1760) …
9Mohawk Airlines — IATA MO ICAO n/a Callsign Mohawk Founded 1945 as Robinson Airlines …
10Left 4 Dead 2 — Cover art for Left 4 Dead 2 Developer(s) Valve Corporation Turtle Rock Studios[1] …
