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  • 41Syracuse, New York — Syracuse   City   A view of the Downtown Syracuse skyline Nickname(s): Salt City, The Cuse, Emerald Cit …

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  • 42Fish farming — Intensive koi aquaculture facility in Israel Fish farming is the principal form of aquaculture, while other methods may fall under mariculture. Fish farming involves raising fish commercially in tanks or enclosures, usually for food. A facility… …

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  • 43artiodactyl — artiodactylous, adj. /ahr tee oh dak til/, adj. 1. Zool. having an even number of toes or digits on each foot. n. 2. a hoofed, even toed mammal of the order Artiodactyla, comprising the pigs, hippopotamuses, camels, deer, giraffes, pronghorns,… …

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  • 44Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name …

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  • 45Onondaga Lake — Location Onondaga County, New York, USA Coordinates …

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  • 46October 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 Portal:Current events This is an archived version of Wikipedia s Current events Portal from October 2010 …

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  • 47sodium — /soh dee euhm/, n. 1. Chem. a soft, silver white, metallic element that oxidizes rapidly in moist air, occurring in nature only in the combined state, and used in the synthesis of sodium peroxide, sodium cyanide, and tetraethyllead: a necessary… …

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  • 48Copper — For other uses, see Copper (disambiguation) …

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  • 49technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …

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  • 50Heat engine — Thermodynamics …

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