inlet safety valve
61environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
62Audi 80 — Infobox Automobile name = Audi 80 manufacturer = Audi AG parent company = Volkswagen Group (Volkswagen AG) production = 1966 ndash;1996 assembly = Ingolstadt, Germany successor = Audi A4 predecessor = Audi 72 class = Compact executive car… …
63Subaru Impreza WRX — Infobox Automobile boxcolor = darkgreen name = Subaru Impreza WRX manufacturer = Subaru parent company = Fuji Heavy Industries production = 1992 ndash;present class = Sport compact assembly = Ōta, Gunma, Japan layout = Front engine, symmetrical… …
64Scuba diving — Not to be confused with Self contained breathing apparatus, which describes breathing sets used out of water. Scuba diver Scuba diving ( SCUBA originally being an acronym for self contained underwater breathing apparatus, now widely considered a… …
65pneumatic device — Any of various tools and instruments that generate and use compressed air. Examples include rock drills, pavement breakers, riveters, forging presses, paint sprayers, blast cleaners, and atomizers. Compressed air power is flexible, economical,… …
66Citroën 2CV — Manufacturer Citroën Production 1948–1990 [1] …
67petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
68Saab 900 — 1984 Saab 900 Turbo with an SPG body kit and wheels. Manufacturer Saab Automobile Production 1978 1998 Predecessor …
69Vapor-compression refrigeration — [ [http://web.me.unr.edu/me372/Spring2001/Vapor%20Compression%20Refrigeration%20Cycles.pdf The Ideal Vapor Compression Cycle] ] [ [http://iehmtu.edata center.com/toc/chapt r/ch18s82.html Scroll down to The Basic Vapor Compression Cycle and… …
70Control valves — are valves used to control conditions such as flow, pressure, temperature, and liquid level by fully or partially opening or closing in response to signals received from controllers that compare a setpoint to a process variable whose value is… …
