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Scientists set new world drilling-depth record of scientific ocean drilling http://www.birmingham.ac.uk/news-archive/2012/scientists-set-new-world-drilling-depth-record-of-scientific-ocean-drilling
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Scientists set new world drilling-depth record of scientific ocean drilling http://www.birmingham.ac.uk/news-archive/2012/scientists-set-new-world-drilling-depth-record-of-scientific-ocean-drilling
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