smelt-furnace
41Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …
42zinc — zincky, zincy, zinky, adj. zincoid, adj. /zingk/, n., v., zincked or zinced /zingkt/, zincking or zincing /zing king/. n. 1. Chem. a ductile, bluish white metallic element: used in making galvanized iron, brass, and other alloys, and as an… …
43heat — I (New American Roget s College Thesaurus) I n. high temperature (see heat); passion, rage, vehemence; rut, mating period. See sex, excitement. Ant., cold. II Quality of warmth Nouns 1. heat, caloric; warmth, ardor, fervor, fervency; incalescence …
44Smeltmill — Smeltmills were water powered mills used to smelt lead or other metals. The older method of smelting lead on wind blown bole hills began to be superseded by artificially blown smelters. The first such furnace was built by Burchard Kranich at… …
45Hot blast — refers to the preheating of air blown into a blast furnace or other metallurgical process. This has the result of considerably reducing the fuel consumed in the process. This was invented and patented for iron furnaces by James Beaumont Neilson… …
46Blowing house — A blowing house or blowing mill was a building used for smelting tin in Cornwall and on Dartmoor in Devon, in South West England. Blowing houses contained a furnace and a pair of bellows that were powered by an adjacent water wheel, and they were …
47Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
48Lead — (pronEng|ˈlɛd) is a main group element with a symbol Pb ( la. plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish white color when freshly cut, but… …
49Copper extraction techniques — This article is about historical production methods. For modern methods, see Flash smelting. The Chino open pit copper mine in New Mexico …
50David Thomas (industrialist) — David Thomas (3 November 1794 – 20 June 1882) was a native of Wales who was influential in the birth of the Industrial Revolution in the US. Contents 1 Development of the hot blast 2 Emigration to Pennsylvania 3 Philanthropy and honors …
