they say this is the single greatest shot in all of television history and I want you to tell me if you agree or not top off the flask the gases evaporate you apply light and boom now two gases do that better than any other and it was alert’s assistant who put them together most efficiently his name was Verna Von Brown and the two gases that he released from his particular version of a thermos flask the one lying on its side behind me now were hydrogen and oxygen if you release those two gas pas