Assessment of fracking fluids by the EPA shows 10% of chemicals used are not disclosed.
Inside Climate News, March 31 2015
http://insideclimatenews.org/news/31032015/fracking-companies-keep-10-chemicals-secret-epa-says
Assessment of fracking fluids by the EPA shows 10% of chemicals used are not disclosed.
Inside Climate News, March 31 2015
http://insideclimatenews.org/news/31032015/fracking-companies-keep-10-chemicals-secret-epa-says