Figure 13.18
A drilling rig in Pinedale, Wyoming. This natural gas drilling rig is being used to drill a well through which natural gas will be extracted by fracking from a shale formation deep below the surface.(© Robert Nickelsberg/Getty Images)
Figure 13.18
A drilling rig in Pinedale, Wyoming. This natural gas drilling rig is being used to drill a well through which natural gas will be extracted by fracking from a shale formation deep below the surface.