Alloy+of+copper
111calamine brass — an alloy of zinc carbonate and copper, formerly used to imitate gold. * * * ▪ alloy alloy of copper with zinc, produced by heating fragments of copper with charcoal and a zinc ore, calamine or smithsonite, in a closed crucible to red heat… …
112BRONZE — From the fifth millennium B.C. onward, the use of bronze spread gradually over the Near East and was introduced to Mesopotamia around 3000 B.C. It was first produced as an alloy of copper and antimony or lead, later as an alloy of copper and… …
113Calamine brass — is brass produced by a particular alloying technique using calamine, a zinc ore, rather than metallic zinc. Calamine brass was produced using proportions of two sevenths fine copper, four sevenths calamine, and one seventh shruff (old plate… …
114Season cracking — The problem of season cracking is known from brass cartridge failures during the monsoon season in India in the 1920s, failures which were caused by attack of the metal by ammonia. The edges of rifle cases cracked and could cause misfiring of… …
115brass — brassish, adj. /bras, brahs/, n. 1. any of various metal alloys consisting mainly of copper and zinc. 2. a utensil, ornament, or other article made of such an alloy. 3. Music. a. See brass instrument. b. brass instruments collectively in a band… …
116bronze — {{11}}bronze (n.) 1721, alloy of copper and tin, from Fr. bronze, from It. bronzo, from M.L. bronzium. Perhaps cognate (via notion of color) with Venetian bronza glowing coals, or Ger. brunst fire. Perhaps influenced by L. Brundisium the Italian… …
117Abies concolor — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… …
118Abies grandis — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… …
119Amphihelia oculata — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… …
120As2O3 — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… …
