Gizmodo
Massive Air Vortex Candle Cannon Built: It Blows, Bigstyle
Baking a cake to celebrate 20 years in business wasn't enough fun for sub makers Erbert and Gerbert, oh no— they decided to build a man-sized air vortex cannon to blow out its candles. What's an air vortex canon, you ask? It's one of those big gun-like toys that fires puffs of air surprisingly far across the room. Watch the video of it blowing smoke-rings that would even impress Gandalf: you'll be blown away.
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