Oil tank fire at the Caribbean Petroleum Corp. has been investigated . Tank exploded , creating vapor cloud that ignited , officials said . The facility includes a tank farm and refinery that was shut down in 2000 . FBI says the fire was an industrial accident , not terrorism or sabotage .
Oil tank fire at the Caribbean Petroleum Corp. has been investigated . Tank exploded , creating vapor cloud that ignited , officials said . FBI says the fire was an industrial accident , not terrorism or sabotage .