| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
| Clairton |
| city (1990 pop. 9,656), Allegheny co., SW Pa., an industrial suburb of Pittsburgh, on the Monongahela River; settled 1770, inc. 1903. Building materials, plastics, machinery, and coke products are manufactured. Coal mines are in the area. |
| The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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