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Falun

(Encyclopedia)Falun fäˈlŭnˌ [key], city, capital of Kopparberg co., S central Sweden; chartered 1624 an...

Rogers, Henry Huttleston

(Encyclopedia)Rogers, Henry Huttleston, 1840–1909, American financier, b. Fairhaven, Mass. After he moved (1860) to Pennsylvania, he entered the oil business, experimented in the refining of petroleum, and, in pa...

Béchar

(Encyclopedia)Béchar kôlôNˈ– [key], town, capital of Béchar prov., W Algeria. It is an important adm...

Thompson, William Boyce

(Encyclopedia)Thompson, William Boyce, 1869–1930, American financier, b. Virginia City, Mont. He operated silver and copper mines in Montana and Arizona before moving to New York City. He was (1914–19) a direct...

Río Tinto

(Encyclopedia)Río Tinto, Ríotinto mēˈnäs dā [key], town (1990 pop. 5,934), Huelva prov., SW Spain, in the Sierra Morena Mts., in Andalusia. It is the center of the Río Tinto mining region, named for the riv...

oxidases

(Encyclopedia)oxidases, in biochemistry, enzymes that catalyze reactions that directly involve molecular oxygen (see oxidation and reduction). Some utilize flavin coenzymes derived from riboflavin (see vitamin B2)....

Nordland

(Encyclopedia)Nordland nôrˈlän, no͝orˈ– [key], county (1995 pop. 241,420), 14,798 sq mi (38,327 sq km), N central Norway, bordering on the Norwegian Sea in the west and on Sweden in the east. The chief towns...

ormolu

(Encyclopedia)ormolu ôrˈməlo͞o [key], finish used on metal to imitate gold. It is employed chiefly for furniture mountings. The term originally applied to a coating of ground gold and was extended to alloys of ...

Texas City

(Encyclopedia)Texas City, city (1990 pop. 40,822), Galveston co., S Tex., on Galveston Bay, opposite the city of Galveston; inc. 1911. It is a railroad terminus and an industrial city and port with huge oil refiner...

brazing

(Encyclopedia)brazing, method of joining metal parts using nonferrous filler metals with high melting points such as copper, silver, and aluminum alloys. Brazing differs from soldering (see solder) by using a highe...