Fire and Tornados. Two bad ass forces of nature. With this new video from The Backyard Scientist, you can control both! Provided you have a glass cutter, this is a lot easier than you would expect! Check out the step by step process and the mesmerizing effect below. “The best way to make a fire tornado (in my opinion!) All you need are 2 glass half-cylinders. No moving parts, no fans, no squeaky bearings, just fire and forget!” Me: Mom! I’m going to burn the house down!