All gush from the same enormous reservoir of combustible rage.

ECONOMIST: Two American hawks offer a path to success

The company is spending billions and hiring thousands to upgrade its remaining "northern tier" refineries in Indiana, Ohio and Washington state to handle a gush of heavy crude from Canada's tar sands.

WSJ: The Weekend Interview with Bob Dudley: Three Years After the Spill, BP Gets Bullish

It was believed Mr Whipps, 27, had removed bolts from a problematic valve, causing the slurry to gush out, trapping him on 15 July 2011.

BBC: Essex farm workers 'overcome by slurry'