Solar furnace — For the cooking apparatus see Solar cooker. For electricity generation see Solar updraft tower. A solar furnace is a structure used to harness the rays of the sun in order to produce high temperatures, usually for industry. This is achieved using … Wikipedia
Rotating furnace — A rotating furnace is a device used to create lenses or primary mirrors for optical telescopes. It was observed that the centrifugal force induced shape of a spinning liquid is approximately the same as the shape of a telescope s primary focusing … Wikipedia
solar furnace — noun a concave mirror that concentrates the rays of the sun; can produce high temperatures • Syn: ↑solar dish, ↑solar collector • Hypernyms: ↑reflector • Part Holonyms: ↑solar thermal system * * * noun … Useful english dictionary
Mont-Louis Solar Furnace — The Mont Louis Solar Furnace is an experimental solar furnace a solar thermal energy facility that was built in 1949. It was the first facility of its kind in the world, and was a precursor of the Odeillo Solar Furnace. It provides a thermal… … Wikipedia
Burning mirror — Burning Burn ing, n. The act of consuming by fire or heat, or of subjecting to the effect of fire or heat; the state of being on fire or excessively heated. [1913 Webster] {Burning fluid}, any volatile illuminating oil, as the lighter petroleums… … The Collaborative International Dictionary of English
industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… … Universalium
List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have … Wikipedia
Early modern glass in England — The early modern period in England (c. 1500 1800) brought on a revival in local glass production. Medieval glass had been limited to the small scale production of forest glass for window glass and vessels, predominantly in the WealdKenyon, G.H.,… … Wikipedia
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
Solar thermal energy — Solar thermal system for water heating in Santorini, Greece … Wikipedia
