reactor scale-up
61Energy development — Schematic of the global sources of energy in 2006 2007 …
62Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
63petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
64nuclear fission — fission (def. 2). [1885 90] * * * Division of a heavy atomic nucleus into two fragments of roughly equal mass, accompanied by the release of a large amount of energy, the binding energy of the subatomic particles. The energy released in the… …
65Windscale fire — The Windscale Piles (centre and right) in 1985. The Windscale fire of 10 October 1957 was the worst nuclear accident in Great Britain s history, ranked in severity at level 5 on the 7 point International Nuclear Event Scale.[1] The two piles had… …
66Chernobyl disaster effects — The Chernobyl disaster triggered the release of substantial amounts of radiation into the atmosphere in the form of both particulate and gaseous radioisotopes. It is the most significant unintentional release of radiation into the environment to… …
67Nuclear proliferation — World map with nuclear weapons development status represented by color.   Five nuclear weapons states from the NPT …
68Nuclear power in the United States — For a comprehensive list of U.S. plants, see List of nuclear reactors. NRC regions and locations of nuclear reactors, 2008 Main article: Nuclear power As of 2008, nuclear power in the United States is provided by 104 commercial reactors (69 …
69japan — japanner, n. /jeuh pan /, n., adj., v., japanned, japanning. n. 1. any of various hard, durable, black varnishes, originally from Japan, for coating wood, metal, or other surfaces. 2. work varnished and figured in the Japanese manner. 3. Japans,… …
70Japan — /jeuh pan /, n. 1. a constitutional monarchy on a chain of islands off the E coast of Asia: main islands, Hokkaido, Honshu, Kyushu, and Shikoku. 125,716,637; 141,529 sq. mi. (366,560 sq. km). Cap.: Tokyo. Japanese, Nihon, Nippon. 2. Sea of, the… …
