http://news.bbc.co.uk/1/hi/uk/4517962.stm
The first blast happened at 0603 GMT at the Buncefield fuel depot, close to junction 8 of the M1 motorway and was heard as far away as the Netherlands
In total, 20 petrol tanks are involved in the fire, each said to hold three million gallons of fuel.
Eyewitnesses reported buckled front doors, cracked walls and blown-out windows.
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