upper explosive limit concentration
81Naval mine — Polish wz. 08/39 contact mine. The protuberances around the top of the mine, called Hertz horns, are part of the detonation mechanism …
82chess — chess1 /ches/, n. a game played by two persons, each with 16 pieces, on a chessboard. [1150 1200; ME < OF esches, pl. of eschec CHECK1] chess2 /ches/, n., pl. chess, chesses. one of the planks forming the roadway of a floating bridge. [1425 75;… …
83Israel — /iz ree euhl, ray /, n. 1. a republic in SW Asia, on the Mediterranean: formed as a Jewish state May 1948. 5,534,672; 7984 sq. mi. (20,679 sq. km). Cap.: Jerusalem. 2. the people traditionally descended from Jacob; the Hebrew or Jewish people. 3 …
84steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
85ARGENTINA — ARGENTINA, South American Federal Republic, general population (2004) 39,150,000; Jewish population 190,000. This entry is arranged according to the following outline: colonial period modern period legal basis for jewish life history EARLY JEWISH …
86Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …
87Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
88Trench warfare — is a form of warfare where both combatants have fortified positions and fighting lines are static. Trench warfare arose when a revolution in firepower was not matched by similar advances in mobility. The result was a slow and grueling form of… …
89Pakistan — /pak euh stan , pah keuh stahn /, n. 1. Islamic Republic of, a republic in S Asia, between India and Afghanistan: formerly part of British India; known as West Pakistan from 1947 71 to distinguish it from East Pakistan (now Bangladesh).… …
90Star — For other uses, see Star (disambiguation) …
