Is the water safe? A recent study by Duke University produced mixed results. The study found that hydraulic fracturingRefers to a method used by producers to extract more natural gasA naturally occurring mixture of hydrocarbon and non-hydrocarbon gases beneath the earth’s surface – often in association with petroleum. from a well by opening up rock formations using hydraulic or explosive force.Refers to a method used by producers to extract more natural gasA naturally occurring mixture of hydrocarbon and non-hydrocarbon gases beneath the earth’s surface – often in association with petroleum. from

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