Conclusion
Explosions can occur in oxygen-limiting silos. The force generated by such an explosion is sufficient
to damage heavy structural members, and propel heavy objects great distances. In this case, a damaged
breather bag allowed oxygen into the sealed unit and spontaneous combustion occurred. The
fire caused by the spontaneous combustion ignited the carbon monoxide mixture in the silo, causing
the backdraft-like explosion. The explosion generated sufficient force to propel heavy objects over
one hundred yards.