In this video, you'll see the world's most powerful vortex cannon blowing out "candles at distances of 10 meters, 20 meters, and 21 meters. It was incapable of blowing out candles at greater distances." Continue reading to watch.
To accomplish this feat, Fuji TV rented out the interior of the Saitama Super Arena and spent 9 hours carefully taping together 900 kilograms of cardboard sheets and forming them into a 10 meter high cardboard cube.
[via Japanprobe]
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[Source: Tech Blog]
