closed-center valve
81Steam (software) — Steampowered redirects here. For the steam engine, see Steam engine. Steam …
82Electronic Arts — EA redirects here. For other uses, see EA (disambiguation). Electronic Arts, Inc. Type …
83Spud gun (cannon) — This article is about pipe based cannons and similar which use air pressure, or combustion of a gaseous fuel, or both, to launch large projectiles at low speed. They are in two types: * To fire whole potatoes. These launchers are built and fired… …
84Arnold Schwarzenegger — Schwarzenegger in January 2010 …
85PlayStation 3 — PS3 redirects here. For other uses, see PS3 (disambiguation). PlayStation 3 …
86Christmas tree (oil well) — Oil well Christmas tree In petroleum and natural gas extraction, a Christmas tree, or tree , (not wellhead as sometimes incorrectly referred to) is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well,… …
87Metro Atlanta — Infobox Metropolitan Area MSA name = nowrap|Metro Atlanta name = Metro Atlanta largest city = Atlanta other cities = Sandy Springs Roswell Marietta rank us = 9th population = 5,278,904 (2007 est.) density mi2 = 630 density km2 = 243 area mi2 =… …
88Space Shuttle Solid Rocket Booster — The Space Shuttle Solid Rocket Boosters (SRBs) are the pair of large solid rockets used by the Space Shuttle during the first two minutes of powered flight. They are located on either side of the orange external propellant tank. Each SRB produces …
89Process control — is a statistics and engineering discipline that deals with architectures, mechanisms, and algorithms for controlling the output of a specific process. See also control theory.For example, heating up the temperature in a room is a process that has …
90Mercury-Redstone 2 — Mission insignia Mission statistics Mission name Mercury Redstone 2 Spacecraft mass Launch: 1,203 kilograms (2,650 lb) Crew siz …
