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Mond, Ludwig

(Encyclopedia)Mond, Ludwig, 1839–1909, chemist; father of Alfred Moritz Mond, 1st Baron Melchett. He was born in Germany and became a naturalized British subject. Mond experimented with alkalies and also develope...

C, letter of the alphabet

(Encyclopedia)C, third letter of the alphabet. In position and form, but not in meaning, it corresponds to Greek gamma (see G). In English it is pronounced variously, e.g., in can, cent, church, and loch. In musica...

lampblack

(Encyclopedia)lampblack: see carbon black.

tetrachloromethane

(Encyclopedia)tetrachloromethane: see carbon tetrachloride. ...

dry ice

(Encyclopedia)dry ice: see carbon dioxide.

composite material

(Encyclopedia)composite material or composite, any material made from at least two discrete substances, such as concrete. Many materials are produced as composites, such as the fiberglass-reinforced plastics used f...

hiccup

(Encyclopedia)hiccup or hiccough, involuntary spasmodic contraction of the diaphragm followed by a sharp intake of air, which is abruptly stopped by a sudden, involuntary closing of the glottis (opening between the...

naphthalene

(Encyclopedia)naphthalene năfˈthəlēnˌ [key], colorless, crystalline, solid aromatic hydrocarbon with a pungent odor. It melts at 80℃, boils at 218℃, and sublimes upon heating. It is insoluble in water, som...

Nordhaus, William Dabney

(Encyclopedia)Nordhaus, William Dabney, 1941–, American economist, b. Albuquerque, N.Mex., Ph.D. Massachusetts Institute of Technology, 1967. A professor at Yale since 1967, he has focused on the economic effects...

soda water

(Encyclopedia)soda water, a solution of carbon dioxide in water. ...