slag-expanding plant

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• cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… …   Universalium

• Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …   Wikipedia

• Gasification — This article is about the process. For the water carbonator, see Gasogene. For the automobile device, see Wood gas generator. Sustainable energy …   Wikipedia

• technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …   Universalium

• Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral …   Wikipedia

• Bellefonte Central Railroad — The Bellefonte Central Railroad (reporting mark BFC)[1] was a shortline connecting Bellefonte and State College, Pennsylvania. Constructed in the late 19th century to haul local iron ore to furnaces in the Bellefonte region, it later hauled… …   Wikipedia

• Duluth Works — The Duluth Works was an industrial steel and cement manufacturing complex located in Duluth, Minnesota, in operation 1915 to 1987. The complex was operated by the United States Steel Corporation. Officially, the plant s purpose was to supply the… …   Wikipedia

• Mount Cayley volcanic field — Coordinates: 50°07′13″N 123°17′26″W / 50.12028°N 123.29056°W / 50.12028; 123.29056 …   Wikipedia

• Carbon sink — A carbon sink is reservoir of carbon that accumulates and stores carbon for an indefinite period. The main natural sinks are: # Absorption of carbon dioxide by the oceans # Photosynthesis by plants and algae The process by which carbon sinks… …   Wikipedia

• Vicon — Cement VICON or high performance cement can be made to order: from super strong cements with rugged durability to low cost cements with up to 70% mineral additives. To use a high volume of mineral additives (sand, limestone, natural pozzolans or… …   Wikipedia

• Spain — /spayn/, n. a kingdom in SW Europe. Including the Balearic and Canary islands, 39,244,195; 194,988 sq. mi. (505,019 sq. km). Cap.: Madrid. Spanish, España. * * * Spain Introduction Spain Background: Spain s powerful world empire of the 16th and… …   Universalium