backup fixture
1Light fixture — This article is about architectural light fixtures. For stage lighting, see Stage lighting instrument. Many various light fixtures A light fixture, light fitting, or luminaire is an electrical device used to create artificial light and/or… …
2Exit sign — An exit sign is a device in a public facility (such as a building, airplane or boat) that displays where the emergency exit is. Most exit signs around the world are in pictogram form, with or without text supplement. There has been a shift… …
3Space Shuttle Challenger disaster — For more information about the final mission and crew of the Challenger, see STS 51 L. Space Shuttle Challenger s smoke plume after the in flight breakup that killed all seven crew members …
4Metal-halide lamp — A metal halide gas discharge lighting system provides illumination for a college baseball game at Olsen Field in College Station, Texas, United States. Note the various colors of the lights as they warm up. Metal halide lamps, a member of the… …
5Hubble Space Telescope — Infobox Space telescope name = Hubble Space Telescope (HST) caption = The Hubble Space Telescope as seen from Space Shuttle Discovery during its second servicing mission (STS 82) organization = NASAESASTScI alt names = nssdc id =… …
6Mir — This article is about the Soviet/Russian space station. For other uses, see Mir (disambiguation). Mir …
7Indianapolis 500 — Indycar race infobox Name=Indianapolis 500 Track Venue=Indianapolis Motor Speedway Sponsor= [http://www.indy500.com/sponsors/ Various] First race=1911 First IRL race=1996 Distance=500 miles (804 km) Laps=200 Previous names=International 500 Mile… …
8MC Hammer — Hammer at TechCrunch in July 2008 …
9Emergency power system — Emergency power systems are a type of system, which may include lighting, generators and other apparatus, to provide backup resources in a crisis or when regular systems fail. They find uses in a wide variety of settings from residential homes to …
10Emergency light — An emergency light is a battery backed lighting device that comes on automatically when a building experiences a power outage or in the event of fire. Emergency lights are standard in new commercial and high occupancy residential buildings, such… …
