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(Encyclopedia) fatigue, in engineering, microscopic cracking of materials, especially metals, after repeated applications of stress. Fissures may be formed within pieces of metal during their?


(Encyclopedia) Wilmington. 1 City (1990 pop. 71,529), seat of New Castle co., NE Del., on the Delaware River and tributary streams, the Christina and the Brandywine; settled 1638, inc. as a city 1832?

Henry J. Kaiser

Name at birth: Heinrich KaiserHenry John Kaiser was an American entrepreneur who made his fortune in the industrial boom of the first half of the 20th century, and who founded the medical care?

Places Where Women Made History

Some people consider the single most important place in U.S. women's history to be Seneca Falls, New York, where on July 19, 1848, the first women's rights convention was held. Seneca Falls?