Hmmmm… NOT ideal.  Dude lost his leg:

Full Story – USA Today

OUCH.  0:25 – 43 ft away according to the reporter later on in the video.  Awful close for such shenanigans.

Remember when FPS Russia got a truck door flung at him with some similar tannerite derp?  Yea him and his camera man got lucky… 3:30 in this video.

I’m actually surprised more people don’t get hurt using the stuff.  People just aren’t careful enough. Thoughts?

Gat tip: Thanks to everyone who sent this in.