In a clip from the BBC series Bang Goes the Theory, a large gun fires a vortex of air at houses made of straw, sticks and, finally, bricks, causing them to collapse. The "cannon" produces a 200 mph cloud of air that can be aimed at used as a weapon.
Vortex Cannon clip from "Bang Goes the Theory"
Jem Stansfield fires a vortex cannon at sheds made of straw, sticks and bricks to test the power of air pressure.
