Sentences with phrase «fluid returns to the surface»
During offshore fracking, a significant amount of fracking fluid returns to the surface and is either discharged into the ocean or transported for onshore ground injection.
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One incident that is emblematic of the problems occurred on 8 March, a month before the accident, when BP discovered that drilling fluid had leaked into rocks 5000 metres below the sea floor instead of returning to the surface via a pipe.
As soon as the samplers returned to the surface, they were rinsed in Milli - Q water, and the fluid was withdrawn.