Saltpetre
91Bolivia — Bolivian, adj., n. /beuh liv ee euh, boh /; Sp. /baw lee vyah/, n. 1. a republic in W South America. 7,669,868; 404,388 sq. mi. (1,047,370 sq. km). Caps.: La Paz and Sucre. 2. (often l.c.) a twill fabric made of cut pile with lines either in the… …
92flare — /flair/, v., flared, flaring, n. v.i. 1. to burn with an unsteady, swaying flame, as a torch or candle in the wind. 2. to blaze with a sudden burst of flame (often fol. by up): The fire flared up as the paper caught. 3. to start up or burst out… …
93nitrogen — /nuy treuh jeuhn/, n. Chem. a colorless, odorless, gaseous element that constitutes about four fifths of the volume of the atmosphere and is present in combined form in animal and vegetable tissues, esp. in proteins: used chiefly in the… …
94oxyacid — /ok see as id/, n. Chem. an inorganic acid containing oxygen. Also called oxygen acid. [1830 40; OXY 2 + ACID] * * * ▪ chemical compound Introduction any oxygen containing acid. Most covalent nonmetallic oxides (oxide) react with water to… …
95potassium — /peuh tas ee euhm/, n. Chem. a silvery white metallic element that oxidizes rapidly in the air and whose compounds are used as fertilizer and in special hard glasses. Symbol: K; at. wt.: 39.102; at. no.: 19; sp. gr.: 0.86 at 20°C. [1800 10; < NL; …
96sodium — /soh dee euhm/, n. 1. Chem. a soft, silver white, metallic element that oxidizes rapidly in moist air, occurring in nature only in the combined state, and used in the synthesis of sodium peroxide, sodium cyanide, and tetraethyllead: a necessary… …
97Chapra — ▪ India city, west central Bihar state, northeastern India. It lies near the junction of the Ghaghara and Ganges (Ganga) rivers. Chapra grew in importance as a river mart in the 18th century when the Dutch, French, Portuguese, and British… …
98nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …
99technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
100Tarapacá — • Situated in Chile, bounded on the north by the canon of the Camarones and on the south by the Loa River Catholic Encyclopedia. Kevin Knight. 2006. Tarapaca Tarapacá …
