complementary supplies
41Drought Research Initiative — The Drought Research Initiative(DRI) was established to better understand the physical characteristics of and processes influencing Canadian Prairie droughts, and to contribute to their better prediction, through a focus on the recent severe… …
42Sales taxes in the United States — are a tax added onto the price of goods or services that are purchased in the United States. A sales tax is a tax on consumption, which is displayed as a percentage of the sale price. Sales taxes are assessed by every state except Alaska,… …
43Ukraine — /yooh krayn , kruyn , yooh krayn/, n. a republic in SE Europe: rich agricultural and industrial region. 50,684,635; 223,090 sq. mi. (603,700 sq. km). Cap.: Kiev. Russian, Ukraina. Formerly, Ukrainian Soviet Socialist Republic. * * * Ukraine… …
44RS-232 — This article is about the RS 232 standard. For RS 232 variants, see serial port. A 25 pin connector as described in the RS 232 standard In telecommunications, RS 232 (Recommended Standard 232) is the traditional name for a series of standards for …
45Color photography — Color film redirects here. For the motion picture equivalent, see Color motion picture film. A circa 1850 Hillotype photograph of a colored engraving. Long believed to be a complete fraud, recent testing found that Levi Hill s process did… …
46Eastern Front (World War II) — Great Patriotic War redirects here. For a discussion of the term itself, see Great Patriotic War (term). Not to be confused with Patriotic War of 1812. Eastern Front Part of World War II …
47Transformer design — This page deals primarily with the design of electrical transformers. For the definition, function, and history, see Transformer.In electrical engineering, practical transformer design requires knowledge of electrical principles, materials, and… …
48Supermarine Spitfire operational history — November 1942 photo of a very early Mk IXb of 306 (Polish) Toruński Squadron. Main article: Supermarine Spitfire The Supermarine Spitfire, the only British fighter to be manufactured before, during and after the Second World War, was designed as… …
49Egypt — /ee jipt/, n. 1. Arab Republic of. a republic in NE Africa. 64,791,891; 386,198 sq. mi. (1,000,252 sq. km). Cap.: Cairo. Arabic, Misr. Formerly (1958 71), United Arab Republic. 2. an ancient kingdom in NE Africa: divided into the Nile Delta… …
50ancient Rome — ▪ ancient state, Europe, Africa, and Asia Introduction the state centred on the city of Rome. This article discusses the period from the founding of the city and the regal period, which began in 753 BC, through the events leading to the… …
