| http://www.w3.org/ns/prov#value | - Star-TelegramPosted Monday, Jun. 28, 2010 HARRISBURG, Pa. -- Compounds associated with neurological problems, cancer and other serious health effects are among the chemicals being used to drill natural gas wells in Pennsylvania, although state and industry officials said Monday the practice is not polluting drinking water.The Associated Press obtained the list from the state Department of Environ
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