copper coarse metal
1coarse metal — Matte Matte (m[a^]t), n. [F. matte; cf. F. mat, masc., matte, fem., faint, dull, dim; said of metals. See {Mate} checkmate.] 1. (Metallurgy) A partly reduced copper sulphide, obtained by alternately roasting and melting copper ore in separating… …
2Metal polishing — Metal polishing, also termed buffing, is the process of smoothing metals and alloys and polishing to a satin, bright, or smooth mirror like finish. This is achieved by use of abrasives pads, belts and/or wheels with polishing compounds selected… …
3Copper in health — Normal absorption and distribution of copper. Cu = copper, CP = ceruloplasmin, green = ATP7B carrying copper. Copper is an essential trace element that is vital to the health of all living things (humans, plants, animals, and microorganisms). In… …
4fine metal — Matte Matte (m[a^]t), n. [F. matte; cf. F. mat, masc., matte, fem., faint, dull, dim; said of metals. See {Mate} checkmate.] 1. (Metallurgy) A partly reduced copper sulphide, obtained by alternately roasting and melting copper ore in separating… …
5Cold water pitting of copper tube — occurs in only a minority of installations. Copper water tubes are usually guaranteed by the manufacturer against manufacturing defects for a period of 50 years. The vast majority of copper systems far exceed this time period but a small minority …
6Shielded metal arc welding — (SMAW), also known as manual metal arc (MMA) welding, flux shielded arc welding …
7Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
8Matte — (m[a^]t), n. [F. matte; cf. F. mat, masc., matte, fem., faint, dull, dim; said of metals. See {Mate} checkmate.] 1. (Metallurgy) A partly reduced copper sulphide, obtained by alternately roasting and melting copper ore in separating the metal… …
9hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
10arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
