Columbia Encyclopedia

(Encyclopedia) Pesaro pāˈzärō [key], city (1991 pop. 88,713), capital of Pesaro e Urbino prov., in the Marche region, central Italy, on the Adriatic Sea at the mouth of the Foglia River. It is an agricultural an...

(Encyclopedia) Goslar gôsˈlär [key], city, Lower Saxony, central Germany, at the northern foot of the Har...

(Encyclopedia) gypsum jĭpˈsəm [key], mineral composed of calcium sulfate (calcium, sulfur, and oxygen) with two molecules of water, CaSO4·2H2O. It is the most common sulfate mineral, occurring in many places in ...

(Encyclopedia) Broecker, Wallace Smith brōkˈər [key], 1931–2019, American geophysicist, b. Chicago, Ph.D. Columbia, 1958. He was a member of Columbia's faculty from 1959. In the 1970s he predicted rising temper...

(Encyclopedia) resuscitator rĭsŭsˈĭtāˌtər [key], device used to revive a person whose normal breathing has been disrupted. Several types are in wide use. The automatic tank resuscitator consists of a face mas...

(Encyclopedia) weathering, collective term for the processes by which rock at or near the earth's surface is disintegrated and decomposed by the action of atmospheric agents, water, and living things. Some of these ...

(Encyclopedia)  CE5 Blast furnace for production of iron blast furnace, structure used chiefly in smelting. The principle involved in this means of extracting metals is that of the reduction of the ores by the ac...

(Encyclopedia) Arica ärēˈkä [key], city, N Chile, on the Pacific Ocean, just south of the Peruvian border and at the northern limit of the Atacama Desert. Peru ceded Arica to C...

(Encyclopedia) Antofagasta äntōfägäˈstä [key], city, capital of Antofagasta region, N Chile, a port on the Pacific Ocean. Antofagasta was founded by Chileans in 1870 to exploit nit...

(Encyclopedia) Jabir jēˈbər [key], fl. 8th cent., Arab alchemist and physician, originally named Jabir ibn Hayyan. He is believed to have lived at Kufa and at Baghdad. A great number of works on alchemy, many of ...