EPA: Nearly 700 Chemicals Used in Fracking

Hill: The Environment Protection Agency on Friday released a new analysis that concludes almost 700 chemical additives are used in hydraulic fracturing for oil and natural gas. Ninety-eight percent of the fluid injected into wells is water mixed with sand, which is used to keep fractures open so that oil and gas can be removed from shale. But the EPA’s analysis released Friday provides a more comprehensive look at the remainder of the fracking chemicals, which the industry says are used to protect......

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