coal tar derivative
61Sweden — /sweed n/, n. a kingdom in N Europe, in the E part of the Scandinavian Peninsula. 8,946,193; 173,732 sq. mi. (449,964 sq. km). Cap.: Stockholm. Swedish, Sverige. * * * Sweden Introduction Sweden Background: A military power during the 17th… …
62Concentrated solar power — The PS10 Solar Power Plant concentrates sunlight from a field of heliostats onto a central solar power tower. Concentrated solar power (CSP) systems use mirrors or lenses to concentrate a large area of sunlight, or solar thermal energy, onto a… …
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