Tannerite. It's powdered AWESOME.
I love their little note...
PLEASE NOTE: we are not responsible for acts of stupidity, and, though common sense should make this unnecessary, we have been requested by U.S.D.O.T. to state that these can NOT be carried (neither in checked nor carry-on luggage) on a commercial airline.
I:roflmao: so hard, so long my jaw hurt.:roflmao: