creep-resistant steel
51Magnesium alloy — Figure 1: Number of scientific articles which have terms AZ91 or AZ31 in the abstract. Magnesium alloys are mixtures of magnesium with other metals (called an alloy), often aluminium, zinc, manganese, silicon, copper, rare earths and zirc …
52Project MKULTRA — MKULTRA redirects here. For other uses, see MKULTRA (disambiguation). Declassified MKULTRA documents Project MKULTRA, or MK ULTRA, was the code name for a covert, illegal CIA human experimentation program, run by the CIA s Office of Scientific… …
53Sago Mine disaster — wikinewshas|three articles on the accident * * *The Sago Mine disaster was a coal mine explosion on January 2, 2006, in the Sago Mine (pronEng|ˈseɪgoʊ) in Sago, West Virginia, USA near the Upshur County seat of Buckhannon. The blast and ensuing… …
54Surface engineering — is the sub discipline of materials science which deals with the surface of solid matter. It has applications to chemistry, mechanical engineering, and electrical engineering (particularly in relation to semiconductor manufacturing).Solids are… …
55art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
56MG42 — Infobox Weapon name= MG42 ( Maschinengewehr 42) caption=MG42 (top) origin=flagcountry|Nazi Germany type=Machine gun is ranged=yes service=1942–1959, variants to present used by= wars=World War II designer= design date=1942 manufacturer=Metall und …
57bone — /bohn/, n., v., boned, boning, adv. n. 1. Anat., Zool. a. one of the structures composing the skeleton of a vertebrate. b. the hard connective tissue forming the substance of the skeleton of most vertebrates, composed of a collagen rich organic… …
58Bône — /bohn/, n. former name of Annaba. * * * I Rigid connective tissue of vertebrates, consisting of cells embedded in a hard matrix. Bones serve as the body s supporting framework, provide muscle attachment points for movement, protect the internal… …
59Mexico City — a city in and the capital of Mexico, in the central part. 8,906,000; ab. 7400 ft. (2255 m) above sea level. Official name, México, Distrito Federal /me hee kaw dees tree taw fe dhe rddahl /. * * * Spanish Ciudad de México City (pop., 2000: city,… …
60List of Doctor Who universe creatures and aliens — This is a list of fictional creatures and aliens from the universe of the long running BBC science fiction television series Doctor Who, including Torchwood, The Sarah Jane Adventures and K 9. It covers alien races and other fictional creatures,… …
