ALL POSTS TAGGED WITH frac sand
11/01/2016 / By JD Heyes

As Americans continue to enjoy lower gasoline prices at the pump, the debate over one technology – hydraulic fracturing or ‘fracking’–

http://www.fracking.news/2016-11-01-frac-sand-mines-in-america-leading-to-possible-mass-heavy-metal-contamination.html