The U.S. Geological Survey has discovered that the Utica ShaleA fine grained sedimentary rock composed mostly of consolidated clay or mudThe oil or water based liquid compound used to lubricate and cool working drills. The specific ingredients vary according to company and drill site. As with frackingRefers to a method used by producers to extract more natural gas from a well by opening up rock formations using hydraulic or explosive force. fluids, exploration and production companies are not required to publish the ingredients or their specific formulas.. ShaleA fine grained sedimentary rock composed mostly of consolidated clay or mud. Shale is the most frequently occurring sedimentary rock. is the most frequently occurring sedimentary rock. contains about 38 trillion cubic feet of undiscovered, technically recoverable natural gasA naturally occurring mixture of hydrocarbon and non-hydrocarbon gases beneath the earth’s surface – often

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