For his latest project, Kevin Kohler, aka “The Backyard Scientist,” demonstrates how to make a homemade fire sword out of aluminum with help from his assistant (girlfriend) Sandra Housewart.
Previously: Kevin Builds a Giant Fire Vortex Canon
For his latest project, Kevin Kohler, aka “The Backyard Scientist,” demonstrates how to make a homemade fire sword out of aluminum with help from his assistant (girlfriend) Sandra Housewart.
Previously: Kevin Builds a Giant Fire Vortex Canon
