The explosion and fire at BP's Texas City refinery killed 15 people and injured 180 staff.

BBC: NEWS | Business | BP faces fines after Texas blast

His final years were marred by a succession of devastating accidents an explosion at BP's Texas City refinery in 2005 that killed 15 workers and injured 170 others, and an oil spill a year later that dumped 4, 800 barrels of oil at Prudhoe Bay, on the coast of Alaska.

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As well as the sale of its TNK-BP stake, BP also sold its Texas City refinery in the first quarter.

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But BP said Monday that its Texas City refinery was operating normally, according to TradeTheNews.

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Most notably, BP's Whiting and Texas City plants were running at half capacity, as was Valero Energy's McKee refinery in West Texas, keeping off the market some 500, 000 barrels per day of fuels, about 3% of total U.S. demand.

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Most notably, BP's Whiting and Texas City plants were running at half capacity, as was Valero Energy (nyse: VLO - news - people )'s McKee refinery in West Texas, keeping off the market some 500, 000 barrels per day of fuels, about 3% of total U.S. demand.

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Another change was that the importance of process safety -- focusing on an operation as a whole, rather than small individual accidents -- was one of the lessons of the Texas City disaster and has now been emphasised in the drilling operations as well as BP's refineries, Mr Morrison said.

CNN: BP claims it now leads the way on safety