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phosphate
(Encyclopedia) phosphate, salt or ester of phosphoric acid, H3PO4. Because phosphoric acid is tribasic (having three replaceable hydrogen atoms), it forms monophosphate, diphosphate, and triphosphate…Pennebaker, D. A.
(Encyclopedia) Pennebaker, D. A. (Donn Alan Pennebaker), 1925–2019, pioneering documentary filmmaker, b. Evanston, Ill. His first film, Daybreak Express (1958), is a five-minute short detailing New…solid
(Encyclopedia) solid, one of the three commonly recognized states in which matter occurs, i.e., that state, as distinguished from liquid and gas, in which a substance has both a definite shape and a…Rousseff, Dilma
(Encyclopedia) Rousseff, DilmaRousseff, Dilmajēlˈmä r&oomacr;ˈsĕf [key], 1947–, Brazilian political leader, b. Belo Horizonte. The daughter of a Bulgarian immigrant lawyer and a Brazilian teacher…octane number
(Encyclopedia) octane number, figure of merit representing the resistance of gasoline to premature detonation when exposed to heat and pressure in the combustion chamber of an internal-combustion…Odinga, Raila Amolo
(Encyclopedia) Odinga, Raila AmoloOdinga, Raila Amoloräēˈlä ämōˈlō [key]Odinga, Raila Amolo ōdĭnˈgä [key] 1945–, Kenyan political leader, son of Oginga Odinga, Kenya's first vice president. After…life
(Encyclopedia) life, although there is no universal agreement as to a definition of life, its biological manifestations are generally considered to be organization, metabolism, growth, irritability,…automobile industry
(Encyclopedia) automobile industry, the business of producing and selling self-powered vehicles, including passenger cars, trucks, farm equipment, and other commercial vehicles. By allowing consumers…nitrogen cycle
(Encyclopedia) CE5 Nitrogen cycle nitrogen cycle, the continuous flow of nitrogen through the biosphere by the processes of nitrogen fixation, ammonification (decay), nitrification, and…yoga
(Encyclopedia) yogayogayōˈgə [key] [Skt.,=union], general term for spiritual disciplines in Hinduism, Buddhism, and throughout S Asia that are directed toward attaining higher consciousness and…Trending
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