dipping acid
41Chrome plating — This article is about a chromium electroplating technique. For other uses, see Chrome (disambiguation). Not to be confused with Chromate conversion coating. Decorative chrome plating on a motorcycle Chrome plating, often referred to simply as… …
42Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …
43chromatography — chromatographer, n. chromatographic /kreuh mat euh graf ik, kroh meuh teuh /, adj. chromatographically, adv. /kroh meuh tog reuh fee/, n. Chem. the separation of mixtures into their constituents by preferential adsorption by a solid, as a column… …
44metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
45zinc processing — Introduction preparation of the ore for use in various products. Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …
46Lead — (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… …
47Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
48Vagus nerve — Nerve: Vagus nerve Plan of upper portions of glossopharyngeal, vagus, and accessory nerves. Course …
49Sashimi — (IPA: / saɕimi/ ja. 刺身) is a Japanese delicacy primarily consisting of very fresh raw seafood, sliced into thin pieces about 2.5cm (1.0in.) wide by 4.0cm (1.5in.) long by 0.5 cm (0.25in.) thick, but dimensions vary depending on the type of item… …
50Silk — This article is about a natural fiber and the textile woven from it. For other uses, see Silk (disambiguation). Four of the most important domesticated silk worms, together with their adult moth forms, Meyers Konversations Lexikon (1885 1892)… …
