Natural Gas Fracking

What is natural gas fracking or fracking for natural gas? Fracking is a, commonly used, short way of saying or writing hydraulic fracturing. Wikipedia‘s descriptive first sentence is:

Hydraulic fracturing, often called fracking, fracing or hydrofracking, is the process of initiating and subsequently propagating a fracture in a rock layer, by means of a pressurized fluid, in order to release petroleum, natural gas, coal seam gas, or other substances for extraction.

There’s a very stark contrast between Exxon Mobil’s commercial and the Gasland trailer:

Exxon Mobil


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