"Oh this old shoe? You mean this powder? I always have a firecracker in my shoe. Don't you?" LOL,LOL, Oh my goodness!
Either that, or Dr. Scholls makes a much more lethal product that I'd previously believed! Seriously, I seem to recall an incident where someone was badly burned when *talcum powder* ignited. Perhaps it was something mixed with the talc, I can't recall.