water-producing well
81Tree — /tree/, n. Sir Herbert Beerbohm /bear bohm/, (Herbert Beerbohm), 1853 1917, English actor and theater manager; brother of Max Beerbohm. * * * I Woody perennial plant. Most trees have a single self supporting trunk containing woody tissues, and in …
82Hydrogen chloride — HCl redirects here. For the acid, see Hydrochloric acid. Hydrogen chloride …
83Technology of the Song Dynasty — The Song Dynasty ( zh. 宋朝; 960–1279 CE) provided some of the most significant technological advances in Chinese history, many of which came from talented statesmen drafted by the government through imperial examinations.The ingenuity of advanced… …
84submarine — n. /sub meuh reen , sub meuh reen /; adj., v. /sub meuh reen /, n., adj., v., submarined, submarining. n. 1. a vessel that can be submerged and navigated under water, usually built for warfare and armed with torpedoes or guided missiles. 2.… …
85Ethylene oxide — Oxirane redirects here. For oxiranes as a class of molecules, see epoxide. Ethylene oxide …
86Mitigation of peak oil — The standard Hubbert curve, plotting crude oil production of an oil well or oil field over time …
87Neutrino — For other uses, see Neutrino (disambiguation). Neutrino/Antineutrino The first use of a hydrogen bubble chamber to detect neutrinos, on November 13, 1970. A neutrino hit a proton in a hydrogen atom. The collision occurred at the point where three …
88Mexicali —   City   Ciudad de Mexicali City of Mexicali Images from top, left to right: Mexicali at nigh …
89Thermal power station — Republika Power Plant, a thermal power station in Pernik, Bulgaria …
90heteropteran — ▪ insect order Introduction any member of the insect order Heteroptera, which comprises the so called true bugs. (Some authorities use the name Hemiptera; others consider both the heteropterans and the homopterans to be suborders of the… …
