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Scientists Close to Testing Tracers for Drilling Fluid

Controversy over whether hydraulic fracturing, or fracking, poses a threat to groundwater has spurred a group of scientists to try to make fracking fluid traceable — by injecting it with DNA.

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Controversy over whether hydraulic fracturing, or fracking, poses a threat to groundwater has spurred a group of scientists to try to make fracking fluid traceable — by injecting it with DNA. Read the full story at StateImpact Texas.

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