screen-type secondary cooling
31Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
32coal utilization — Introduction combustion of coal or its conversion into useful solid, gaseous, and liquid products. By far the most important use of coal is in combustion, mainly to provide heat to the boilers of electric power plants. Metallurgical coke… …
33Discovery One — Discovery launching an EVA pod First appearance 2001: A Space Odyssey Affiliation …
34papermaking — [pā′pər māk΄iŋ] n. the making of paper papermaker n. * * * pa·per·mak·ing (pāʹpər mā kĭng) n. The process or craft of making paper. paʹper·mak er n. * * * Introduction formation of a matted or felted sheet, usually of cellulose fibres,… …
35Gaming PC — The terms gaming PC and gaming computer refer to computers specifically built to play personal computer games at a higher resolution or higher graphical settings than domestic PCs. They commonly feature extravagant casings and high end components …
36List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
37Fukushima Daiichi Nuclear Power Plant — Not to be confused with Fukushima Daini Nuclear Power Plant. See also: Fukushima Daiichi nuclear disaster Fukushima Daiichi Nuclear Power Plant The Fukushima Daiichi NPP in 2002 …
38Lockheed P-38 Lightning — P 38 redirects here. For other uses, see P 38 (disambiguation). P 38 Lightning P 38H 5 LO, AAF Ser. No. 4 …
39Thermometer — A clinical mercury in glass thermometer …
40Crusader tank — For the US self propelled gun, see XM2001 Crusader. Tank, Cruiser, Mk VI, Crusader A Crusader II tank in the Western Desert, 2 October 1942. Image: Imperial War Museum, London …
