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Shirakawa, Hideki

(Encyclopedia)Shirakawa, Hideki, 1936–, Japanese chemist, Ph.D. Tokyo Institute of Technology, 1966. Shirakawa was a research assistant at the Tokyo Institute of Technology from 1966 to 1979. He then taught at th...

Reggio nell' Emilia

(Encyclopedia)Reggio nell' Emilia nĕlˌāmēˈlyä [key], city (1991 pop. 132,030), capital of Reggio nell' Emilia prov., in Emilia-Romagna, N central Italy, on the Aemilian Way. It is an agricultural and major in...

Ramazzini, Bernardino

(Encyclopedia)Ramazzini, Bernardino bārnärdēˈnō rämät-tsēˈnē [key], 1633–1717, Italian physician. He was professor at Modena (1682–1700) and at Padua until 1714. He is often called the father of indus...

baths

(Encyclopedia)baths, in architecture. Ritual bathing is traceable to ancient Egypt, to prehistoric cities of the Indus River valley, and to the early Aegean civilizations. Remains of bathing apartments dating from ...

Swansea, city and county, Wales

(Encyclopedia)Swansea swŏnˈzē, –sē [key], Welsh Abertawe, city (1981 pop. 172,433) and county, 146 sq mi (378 sq km), S Wales. Located on Swansea Bay at the mouth of the Tawe River, the city of Swansea is a m...

Brest, city, France

(Encyclopedia)Brest brĕst [key], city, Finistère dept., NW France, on an inlet of the Atlantic Ocean. It ...

cobalt, chemical element

(Encyclopedia)cobalt, metallic chemical element; symbol Co; at. no. 27; at. wt. 58.9332; m.p. 1,495℃; b.p. about 2,870℃; sp. gr. 8.9 at 20℃; valence +2 or +3. Cobalt is a silver-white, lustrous, hard, brittle...

lead, chemical element

(Encyclopedia)lead, metallic chemical element; symbol Pb [Lat. plumbum]; at. no. 82; at. wt. 207.2; m.p. 327.502℃; b.p. about 1,740℃; sp. gr. 11.35 at 20℃; valence +2 or +4. One of the oldest metals used by h...

João Pessoa

(Encyclopedia)João Pessoa zhwouN pəsôˈə [key], city (1991 pop. 497,600), capital of Paraíba state, NE Brazil, at the confluence of the Sanhauá and Paraíba do Norte rivers. Cotton, sugar, and minerals are ex...

Meaux

(Encyclopedia)Meaux mō [key], city (1990 pop. 49,409), Seine-et-Marne dept., N France, in Brie, on the Marne River. It is an industrial center where metals, flour, chemicals, and foodstuffs are produced. An episco...