Forensic study of blowout preventer in BP oil spill reveals source of leaky pipe-sealing problem

By Tom Doggett and Ayesha Rascoe WASHINGTON (Reuters) – The failure of the underwater blowout preventer that led to the massive BP oil spill in the Gulf of Mexico was caused by the inability of attached cutting devices to shear and seal the pipe of the leaking well, the U.S. government said on Wednesday.

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Forensic study of blowout preventer in BP oil spill reveals source of leaky pipe-sealing problem