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chemical analysis
(Encyclopedia)chemical analysis, the study of the chemical composition and structure of substances. More broadly, it may be considered the corpus of all techniques whereby any exact chemical information is obtained...Eastman, George
(Encyclopedia)Eastman, George, 1854–1932, American inventor, industrialist, and philanthropist, b. Waterville, N.Y. By mass production of his photographic inventions, Eastman enormously stimulated the development...dolomite
(Encyclopedia)dolomite dōˈləmītˌ, dŏlˈə– [key]. 1 Mineral, calcium magnesium carbonate, CaMg (CO3)2. It is commonly crystalline and is white, gray, brown, or reddish in color with a vitreous to pearly lus...German shepherd
(Encyclopedia)German shepherd, breed of large, muscular working dog perfected in Germany at the turn of the 20th cent. It stands about 25 in. (64 cm) high at the shoulder and weighs from 60 to 85 lb (27.2–38.5 kg...French bulldog
(Encyclopedia)French bulldog, breed of small, alert nonsporting dog with batlike ears, developed in France in the second half of the 19th cent. It stands about 12 in. (30.4 cm) high at the shoulder and weighs from ...flint, mineral
(Encyclopedia)flint, variety of quartz that commonly occurs in rounded nodules and whose crystal structure is not visible to the naked eye. Flint is dark gray, smoky brown, or black in color; pale gray flint is cal...fox terrier
(Encyclopedia)fox terrier, breed of long-legged terrier developed over several centuries in England. There are two varieties, the smooth and the wirehaired. The coat of the former is dense, short, and flat, while t...English toy spaniel
(Encyclopedia)English toy spaniel, breed of toy dog perfected in England over many centuries. It stands about 10 in. (25 cm) high at the shoulder and weighs from 9 to 12 lb (4–5 kg). Its long, silky coat is soft ...Ferrari, Gaudenzio
(Encyclopedia)Ferrari, Gaudenzio fār-räˈrē [key], c.1480–1546, Italian painter, one of the leading representatives of the Lombard school. He worked chiefly in the churches of Varallo (N Piedmont), Vercelli, ...Hertzsprung, Ejnar
(Encyclopedia)Hertzsprung, Ejnar īˈnär hĕrtsˈspro͞ong [key], 1873–1967, Danish astronomer. Although trained as a chemical engineer, Hertzsprung made his career in astronomy, specializing in exacting photogr...Browse by Subject
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