ceiling+system

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• Ceiling fan — A ceiling fan is a fan, usually electrically powered, suspended from the ceiling of a room, that uses hub mounted rotating paddles to circulate air. Casablanca Fan Co. ceiling fan from the early 1980s. A ceiling fan rotates much mo …   Wikipedia

• Ceiling — For other uses, see Ceiling (disambiguation). A ceiling (pronounced /ˈsiːlɪŋ/) is an overhead interior surface that covers the upper limit of a room. It is generally not a structural element, but a finished surface concealing the underside of the …   Wikipedia

• ceiling — ceilinged, adj. /see ling/, n. 1. the overhead interior surface of a room. 2. the top limit imposed by law on the amount of money that can be charged or spent or the quantity of goods that can be produced or sold. 3. Aeron. a. the maximum… …   Universalium

• Ceiling (aeronautics) — In aeronautics, a ceiling is the maximum density altitude an aircraft can reach under a set of conditions.ervice ceilingThe service ceiling attempts to capture the maximum usable altitude of an aircraft. Specifically, it is the density altitude… …   Wikipedia

• Ceiling Zero — Infobox Film name = Ceiling Zero director = Howard Hawks producer = Jack Warner Hal Wallis writer = Frank Wead editor = William Holmes special effects = Fred Jackman music = Leo Forbstein cinematography = Arthur Edeson sound = Oliver Garretson… …   Wikipedia

• System of a Down (album) — Infobox Album Name = System of a Down Type = studio Artist = System of a Down Released = June 30, 1998 Recorded = November 1997–March 1998 Sound City Van Nuys, CA Akademie Mathematique of Philosophical Sound Research Hollywood, CA Genre =… …   Wikipedia

• Dropped ceiling — Dropped ceiling, after installation. Light fixtures, a speaker grill, smoke detectors, and an air grill are all visible …   Wikipedia

• Big Dig ceiling collapse — Boston traffic snakes over a closed Ted Williams Tunnel entrance in Boston during rush hour July 11, 2006, a day after the collapse. The Big Dig ceiling collapse occurred on July 10, 2006, when a concrete ceiling panel weighing 3 tons… …   Wikipedia

• Dedicated outdoor air system — A dedicated outdoor air system (DOAS) is a type of HVAC system that consists of two parallel systems: (1) a dedicated outdoor air ventilation system that handles latent loads and (2) a parallel system to handle sensible loads.[1] The graph on the …   Wikipedia

• Production system — A production system (or production rule system) is a computer program typically used to provide some form of artificial intelligence, which consists primarily of a set of rules about behavior. These rules, termed productions, are a basic… …   Wikipedia

• Glass ceiling — global|date=January 2008The term glass ceiling refers to situations where the advancement of a qualified person within the hierarchy of an organization is stopped at a lower level because of some form of discrimination, most commonly sexism or… …   Wikipedia