CleanStim

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5:34 am
Mon February 4, 2013

Energy industry develops nontoxic fracking fluids

The oil and gas industry is trying to ease environmental concerns by developing nontoxic fluids for hydraulic fracturing.
 
But it's not clear whether the fluids will be widely embraced by drilling companies.
 

Fracking has made it possible to tap into energy reserves across the nation but also has raised concerns about pollution, since large volumes of water along with sand and hazardous chemicals are injected underground to free the oil and gas from rock.
 

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