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Itabuna

(Encyclopedia)Itabuna ētəbo͞oˈnə [key], city, Bahia state, E Brazil, on the Itabuna River. A cacao-pro...

Izumiotsu

(Encyclopedia)Izumiotsu ēzo͞omēˈōtso͞o [key], city, Osaka prefecture, S Honshu, Japan, on Osaka Bay. It is a ...

covalent bond

(Encyclopedia)covalent bond kōˌvāˈlənt [key]: see chemical bond. ...

Badalona

(Encyclopedia)Badalona bäˌᵺəlōˈnə [key], city, Barcelona prov., NE Spain, in Catalonia. It is a Med...

Wellingborough

(Encyclopedia)Wellingborough, town (1991 pop. 38,598) and district, Northamptonshire, central England. It is an extremely old market town. Formerly known for its chalybeate spring, Wellingborough is a rail center w...

Marsh, James

(Encyclopedia)Marsh, James, 1789–1846, English chemist. He is known for his chemical test for arsenic and antimony, called the Marsh test. Using it, very small quantities of arsenic can be detected. ...

Kineshma

(Encyclopedia)Kineshma kēˈnyĭshmə [key], city (1989 pop. 105,000), N central European Russia, on the Volga River. A river port and a rail terminus, it is an old textile center with sawmills and chemical plants....

Detroit, river, United States and Canada

(Encyclopedia)Detroit, river, 32 mi (52 km) long, flowing from Lake St. Clair S into Lake Erie between Detroit, Mich., and Windsor, Ont.; it forms part of the U.S.-Canada boundary. It is one of the most heavily ind...

Shibata

(Encyclopedia)Shibata shĭbäˈtä [key], city (1990 pop. 78,170), Niigata prefecture, W central Honshu, Japan, on the Kaji River. It is a distribution point for rice and a center for iron, steel, and chemical indu...

Watford

(Encyclopedia)Watford, borough and district (1991 pop. 109,503), Hertfordshire, SE England. Watford is mainly residential with many kinds of shops. The city is renowned for its publishing and produces many of Engla...