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galvanizing

(Encyclopedia)galvanizing, process of coating a metal, usually iron or steel, with a protective covering of zinc. Galvanized iron is prepared either by dipping iron, from which rust has been removed by the action o...

Diyarbakir

(Encyclopedia)Diyarbakir dēyärˈbäkŭrˌ [key], anc. Amida, city, capital of Diyarbakir prov., SE Turkey...

Évora

(Encyclopedia)Évora ĕˈvôrə [key], town, capital of Évora dist. and of Altro Alentejo, S central Portu...

Pechenga

(Encyclopedia)Pechenga pyĕˈchĭn-gə [key], Finnish Petsamo, town, NW European Russia, an ice-free port at the head of Pechenga Fjord on the Barents Sea and near the Norwegian border. It is also the northern term...

photoengraving

(Encyclopedia)photoengraving, photomechanical process in the graphic arts, used principally for reproducing illustrations. The subject is photographed, and the image is recorded on a sensitized metal plate, which i...

turquoise

(Encyclopedia)turquoise, hydrous phosphate of aluminum and copper, Al2(OH)3PO4·H2O+Cu, used as a gem. It occurs rarely in crystal form, but is usually cryptocrystalline. Turquoise is opaque and has a waxy luster; ...

repoussé

(Encyclopedia)repoussé rəpo͞osāˈ [key], the process or the product of ornamenting metallic surfaces with designs in relief hammered out from the back by hand. Gold and silver are most commonly used today for f...

Puerto Cabello

(Encyclopedia)Puerto Cabello käbāˈyō [key], city (1990 pop. 128,825), N Venezuela, a port on the Caribbean Sea. An important Venezuelan port, it ships meat, coffee, cacao, dyewoods, and copper ores. Near the ci...

niello

(Encyclopedia)niello nēĕlˈō [key] [Ital. from Latin nigellus=blackish], black metallic alloy of sulfur, copper, silver, and usually lead, used as an inlay on engraved metal. The metal surface is brushed with a ...

Cajamarca

(Encyclopedia)Cajamarca kähämärˈkä [key], city, capital of Cajamarca prov., N Peru. An important commercial ...