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isopropanol

(Encyclopedia)isopropanol, isopropyl alcohol, or 2-propanol īˌsəprōˈpənōl, īˌsəprōˈpĭl [key], (CH3)2CHOH, a colorless liquid that is miscible with water. It melts at −89℃ and boils at 82.3℃. It ...

Dwiggins, William Addison

(Encyclopedia)Dwiggins, William Addison, 1880–1956, American type designer, calligrapher, and book designer, b. Martinsville, Ohio. He attained prominence as an illustrator and commercial artist, and he brought t...

Haldane, Frederick Duncan Michael

(Encyclopedia)Haldane, Frederick Duncan Michael, 1951–, British physicist, b. London, England, Ph.D. Cambridge, 1978. Haldane taught at the Univ. of Southern California (1981–85, 1987–90) and worked at Bell L...

Hearst, George

(Encyclopedia)Hearst, George hûrst [key], 1820–91, American mining magnate, U.S. senator (1886–91), b. Franklin co., Mo. He went to California in 1850 and became a mining prospector and geologist. He successfu...

sulfur dioxide

(Encyclopedia)sulfur dioxide, chemical compound, SO2, a colorless gas with a pungent, suffocating odor. It is readily soluble in cold water, sparingly soluble in hot water, and soluble in alcohol, acetic acid, and ...

Broglie, Louis Victor, duc de

(Encyclopedia)Broglie, Louis Victor, duc de, 1892–1987, French physicist. In 1928 he became professor in the faculty of sciences, Univ. of Paris. It was known from the earlier quantum theory that light waves some...

butane

(Encyclopedia)butane byo͞oˈtān [key], C4H10, gaseous alkane, a hydrocarbon that is obtained from natural gas or by refining petroleum. It can be liquefied at room temperature by compression. There are two struct...

Carothers, Wallace Hume

(Encyclopedia)Carothers, Wallace Hume kərŭᵺˈərz [key], 1896–1937, American chemist, b. Burlington, Iowa. He received his doctorate at the Univ. of Illinois in 1924, then taught organic chemistry there and a...

Morris, Lewis, 1671–1746, American colonial official

(Encyclopedia)Morris, Lewis, 1671–1746, American colonial official, first lord of the manor of Morrisania in New York. The son of Richard Morris (d. 1672; see Morris, family), he was born in that part of Westches...

naphtha

(Encyclopedia)naphtha năpˈthə, năfˈ– [key], term usually restricted to a class of colorless, volatile, flammable liquid hydrocarbon mixtures. Obtained as one of the more volatile fractions in the fractional ...