That could create quite a fire; there's probably no better way to get a large amount of coal burning as fast as possible.
Could create a fire? Statistics and analysis indicate that this has a definate probability of recurrance. Any living thing within the area would have a very minimal survivability ratio. This would depend upon the area, amount of 02, and the ignition source. One might be better served by consulting actuary tables that are utilized for life insurance. Harsh but true.