BP was facing fresh criticism over its approach to safety on Saturday night after critics said it did not use an industry standard process to asses risk ahead of the Deepwater Horizon disaster.
The procedure, known as a safety case, was developed in Britain after the catastrophic Piper Alpha oil rig explosion of 1988 in which 167 people lost their lives.
Royal Dutch Shell confirmed that it always develops safety cases – a lengthy written document – on each of its thousands of wells in the world, even though they are only mandatory in some countries...
