air control shutter
31List of problems solved by MacGyver — This is a list of problems that have been solved by the fictional character MacGyver from the television series of the same name. (This list is not yet comprehensive.) MacGyver employs his resourcefulness and his knowledge of chemistry,… …
32John Carver Meadows Frost — known as Jack (born 1915 in Walton on Thames, England, died 9 October 1979 in Auckland, New Zealand) was a British aircraft designer. His primary contributions centred on pioneering supersonic British experimental aircraft and as the chief… …
33theatre — /thee euh teuhr, theeeu /, n. theater. * * * I Building or space in which performances are given before an audience. It contains an auditorium and stage. In ancient Greece, where Western theatre began (5th century BC), theatres were constructed… …
34Moon landing conspiracy theories — Astronauts Buzz Aldrin and Neil Armstrong in NASA s training mockup …
35Door — For other uses, see Door (disambiguation). A door is a movable structure used to open and close off an entrance, typically consisting of a panel that swings on hinges or that slides or rotates inside of a space. When open, they admit ventilation… …
36Bulb (photography) — Bulb is a shutter speed setting on an adjustable camera that allows for long exposures under user control. When set on B , the shutter will stay open as long as the shutter release button remains depressed. The T , or Time, setting, on the other… …
37virtual reality — a realistic simulation of an environment, including three dimensional graphics, by a computer system using interactive software and hardware. [1985 90] * * * Use of computer modeling and simulation to enable a person to interact with an… …
38Norwich — For other places with the same name, see Norwich (disambiguation). City of Norwich Norwich city centre …
39Infra-red search and track — [ F 35.] An infra red search and track (IRST) system (sometimes known as infra red sighting and tracking ) is a method for detecting and tracking objects which give off infrared radiation such as jet aircraft and helicopters. IRST is a… …
40HMS Eagle (1918) — For other ships of the same name, see HMS Eagle. Aerial view of Eagle in the 1930s Career (United Kingdom) …
