natural corrosion

  • 21Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …

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  • 22Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral …

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  • 23Brass — For other uses, see Brass (disambiguation). Brass die, along with zinc and copper samples. Brass is an alloy of copper and zinc; the proportions of zinc and copper can be varied to create a range of brasses with varying properties.[1] In …

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  • 24Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …

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  • 25Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… …

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  • 26titanium processing — Introduction       preparation of the ore for use in various products.       Titanium (Ti) is a soft, ductile, silvery gray metal with a melting point of 1,675° C (3,047° F). Owing to the formation on its surface of an oxide film that is… …

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  • 27Tecnecio — «Tc» redirige aquí. Para otras acepciones, véase TC. Molibdeno ← Tecnecio → Rutenio Mn …

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  • 28Prudhoe Bay Oil Field — Prudhoe Bay oil field …

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  • 29Electroquímica — Saltar a navegación, búsqueda Michael Faraday, Químico inglés considerado el fundador de la electroquímica actual. Electroquímica es una rama de la química que estudia la transformación entre la energía eléctrica y la energía química …

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  • 30materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …

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