Rather, as a consequence of injecting water and sand into the shale formation to crack the rocks so gas and oil will flow, massive amounts of waste water comes back to the surface with significant amounts of contaminants as a result of leaching out salt, heavy metals and trace amounts of radioactive materials from the rock formation itself.
Police in Gloucestershire received reports of heavy goods vehicles stuck on a number of roads and salt supplies in the county ran so low that only A-roads were gritted on Thursday.