Dr. Timothy Krantz of University of Redlands explains the impacts of the high levels of Benzene found in California's fracking waste water.

LOST HILLS, CA - MARCH 24: Pump jacks are seen at dawn in an oil field over the Monterey Shale formation where gas and oil extraction using hydraulic fracturing, or fracking, is on the verge of a boom on March 24, 2014 near Lost Hills, California.
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