Vortex Smoke Ring Collision Note: Continuous play is disabled while you read the rest of the page. Scroll back up to enable it. Hide Forever Share Tumblr Facebook Twitter Reddit Stumble Upon Email Embed × Share with friend Your Name Your Email Friends' Emails (Separate multiple addresses with commas) Send Submit a Video Pornography for physicists. August 4, 2009 See More science smoke vortex rings Recommended Comments () Video Giant Vortex Cannon Video Underwater smoke rings. Video Liquid Smoke Video Smoke Gun Video Magic Ring Juggling Video Smoke Bubbles Comments ()