Most of the jet fuel onboard the U.S.-flagged tanker Stena Immaculate that was hit by a container ship in a collision off Britain's coast remains contained and only two of the vessel's 18 fuel tanks have leaked,

The volatility and flammability of jet fuel means the oil spill should be short-lived; long-term environmental impact is still unclear

The majority of the jet fuel aboard the U.S.-flagged tanker Stena Immaculate remains secure despite a collision with a container ship off the British