What are these bullets made of??

[Mike Oxbig]

http://www.break.com/index/praire-dog-gernades.html

 

[RMG]

http://www.youtube.com/watch?v=_8vGXGO1XGY

a better video and a bit of an explanation

 

[bisonhd]

I like the way the bullets suck liquid into the cavity (see arrow diagram) from outside the plane of flight. Now that's some trick.

 

[Mike Oxbig]

http://www.youtube.com/watch?v=_8vGXGO1XGY

a better video and a bit of an explanation

That's much better.
Thanks RMG

 

[canadian hunter312]

that varmint grenade sure does a number on those critter eh