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  • 81Magnet — This article is about objects and devices that produce magnetic fields. For a description of magnetic materials, see magnetism. For other uses, see Magnet (disambiguation) …

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  • 82Cordite — Not to be confused with Cordaites, the extinct tree. A stick of cordite from World War II …

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  • 83Plansee Group — Plansee Holding AG Rechtsform Aktiengesellschaft Sitz Breitenwang, Österreich …

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  • 84chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …

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  • 85Danny Flynn (printer) — Danny Flynn Danny Flynn, London, 2008 Nationality British Field Printing, Design, Typography …

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  • 86Carbon nanotube — Not to be confused with Carbon fiber. Part of a series of articles on Nanomaterials Fullerenes …

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  • 87Zinc oxide — Other names Zinc white Calamine Identifiers …

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  • 88photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …

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  • 89Ceramic — A Ming Dynasty porcelain vase dating 1403 1424 …

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  • 90Ames Laboratory — Infobox Laboratory name = Ames Laboratory established = 1947 director = Alexander King city = Ames, IA budget = $30 million type = Unclassified staff = 420 students = 84 operating agency = Iowa State University website = [http://www.ameslab.gov… …

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