http://ohgizmo.disqus.com/enSun, 02 Aug 2009 16:13:38 -0000http://www.ohgizmo.com/2009/07/30/coolest-thing-ever-a-vortex-cannon-shoots-200mph-cloud-rings/#comment-13815995<p>lol, I have one of those! It's quite a bit smaller, but uses the exact same principle. You can get them as plastic toys, like a bucket with a plastic bag and a rubber band as the buttom. Shoots surprisingly hard balls of air across the room to surprise even the hardiest of family members and cats :) <br><a href="http://www.youtube.com/watch?v=KH3lqTNHtZM" rel="nofollow noopener" target="_blank" title="http://www.youtube.com/watch?v=KH3lqTNHtZM">http://www.youtube.com/watc...</a></p>tommyhjSun, 02 Aug 2009 16:13:38 -0000