rain sensor
71Aaron Stone — Promotional poster with Kelly Blatz as Aaron Stone and J. P. Manoux as S.T.A.N. Genre Action/Adventure Science fiction Teen drama …
72performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
73October 2010 — was the tenth month of that year. It began on a Friday and concluded after 31 days on a Sunday. Portal:Current events This is an archived version of Wikipedia s Current events Portal from October 2010 …
74F-16 Fighting Falcon — infobox Aircraft name= F 16 Fighting Falcon caption=A USAF F 16 over Iraq after refueling, 2008 type= Multirole fighter national origin = United States manufacturer= General Dynamics Lockheed Martin first flight= 2 February avyear|1974… …
75Internal combustion engine — The internal combustion engine is an engine in which the combustion of a fuel (normally a fossil fuel) occurs with an oxidizer (usually air) in a combustion chamber. In an internal combustion engine, the expansion of the high temperature and high …
76Thermometer — A clinical mercury in glass thermometer …
77Unmanned aerial vehicle — UAV redirects here. For the entertainment company, see UAV Corp.. For the veterans organization, see Ukrainian American Veterans. A group photo of aerial demonstrators at the 2005 Naval Unmanned Aerial Vehicle Air Demo. An unmanned aerial vehicle …
78Disc brake — Close up of a disc brake on a car On automobiles, disc brakes are often located with …
79Hygrometer — Not to be confused with hydrometer. A hygrometer (UK: /haɪˈɡrɒmɪtə/) is an instrument used for measuring the moisture content in the environmental air, or humidity. Most measurement devices usually rely on measurements of some other quantity …
80Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …