It wasn´t just kerosene burning at the scene, but also a source of natural gas, which explains why the fire took some 13 hours to put out.
Attempts to recover the "black box" flight data recorder from Continental 3407 to help determine what caused the plane to crash outside of Buffalo late Thursday killing 50 people, are being hampered by a fire from a natural gas leak at the scene, officials said this morning.
Fire at Continental 3407 crash scene near Buffalo stalls black box recovery - Breaking News From New Jersey - NJ.com