An inquisitive John Kimberlin did, and asked, "what if I could speed up the process by producing more heat." He piled horse manure and sawdust on top of a couple of charcoal briquettes. Then he put a hair dryer to it and it burned hotter. He kept increasing the size of his experimental fires and found he could make it burn from the bottom up, inside out - increasing the heat - creating a tornado of fire, of energy contained within, like a forge.

The Result -