air analyzer
121Technical Surveillance Counter-Measures — TSCM (Technical Surveillance Counter Measures) is the original Unites States military abbreviation denoting the process of bug sweeping or electronic countersurveillance. It is related to ELINT, SIGINT and Electronic countermeasures (ECM).The… …
122Polarizer — For the photographic filter, see Polarizing filter (Photography). A polarizing filter cuts down the reflections (top) and made it possible to see the photographer through the glass at roughly Brewster s angle although reflections off the back… …
123Observations and explorations of Venus — Venus in real color as it would appear to the naked eye. Observations of the planet Venus were first recorded by Babylonian astronomers around 1600 BC and have continued into the present.[dubious – …
124Metal Gear (fictional mecha weapon) — Metal Gear is the name for a series of fictional mecha in the Metal Gear series. [Jeremy Parish, “Metal Gear,” Electronic Gaming Monthly 225 (January 2008): 93.] [ Snakes and Gears: A Metal Gear Overview, Game Informer 182 (June 2008): 107.]… …
125Optical mineralogy — A petrographic microscope, which is an optical microscope fitted with cross polarizing lenses, a conoscopic lens, and compensators (plates of anisotropic materials; gypsum plates and quartz wedges are common), for crystallographic analysis.… …
126THEMIS — The THEMIS mission uses a constellation of five NASA satellites to study energy releases from Earth s magnetosphere known as substorms, magnetic phenomena that intensify auroras near Earth s poles. The name of the mission is an acronym for Time… …
127Aviation Warfare Systems Operator — Expand|date=September 2007Aviation Warfare Systems Operator (abbreviated as AW) is a United States Navy occupational rating.ummaryAviation Warfare Systems Operator (abbreviated as AW) is a United States Navy occupational rating. Many… …
128Cement mill — A 10 MW cement mill, output 270 tonnes per hour A cement mill (or finish mill in North American usage[1]) is the equipment used to grind the hard, nodular clinker from the cement kiln into the fine grey powder that is cement. Most cement is… …
