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beryllium

(Encyclopedia)beryllium bərĭlˈēəm [key] [from beryl ], metallic chemical element; symbol Be; at. no. 4; at. wt. 9.01218; m.p. about 1,278℃; b.p. 2,970℃ (estimated); sp. gr. 1.85 at 20℃; valence +2. Ber...

sulfuric acid

(Encyclopedia)sulfuric acid, chemical compound, H2SO4, colorless, odorless, extremely corrosive, oily liquid. It is sometimes called oil of vitriol. Although sulfuric acid is now one of the most widely used c...

Andre, Carl

(Encyclopedia)Andre, Carl änˈdrā [key], 1935–, American sculptor, b. Quincy, Mass. A student of Patrick Morgan and associate of Frank Stella, Andre produces sculptures of elemental form and abstract monumental...

Osaka

(Encyclopedia)Osaka ōˈsäkä [key], city (1990 pop. 2,623,801), capital of Osaka prefecture, S Honshu, Japan, on Osaka Bay, at the mouth of the Yodo River. One of Japan's largest cities and principal industrial a...

Durango, state, Mexico

(Encyclopedia)Durango do͞orängˈgō [key], state, 47,691 sq mi (123,520 sq km), N central Mexico. The city of ...

Styria

(Encyclopedia)Styria shtīˈərmärk [key], province (1991 pop. 1,184,593), 6,324 sq mi (16,379 sq km), central and SE Austria. Graz is the capital. Bordering on Slovenia in the south, Styria is predominately mount...

Taipei

(Encyclopedia)Taipei tībāˈ [key], special municipality (2010 pop. 2,655,515), N Taiwan, capital of Taiwan and provisional capital of the Republic of China. It is the administrative, cultural, and industrial cent...

picric acid

(Encyclopedia)picric acid trīˌnīˌtrōfēˈnōl [key], C6H2(NO2)3OH, a toxic yellow crystalline solid that melts at 122℃ and is soluble in most organic solvents. Picric acid is a derivative of phenol. It react...

Boyle, Robert

(Encyclopedia)Boyle, Robert, 1627–91, Anglo-Irish physicist and chemist. The seventh son of the 1st earl of Cork, he was educated at Eton and on the Continent and conducted most of his researches at his own labor...

Nantes

(Encyclopedia)Nantes näNt [key], city (1990 pop. 252,029), capital of Loire-Atlantique dept., W France, on the Loire River. It is an important industrial and shipping center with its ocean port at Saint-Nazaire. R...