Good stuff...For what it's worth, when I was about 15 I did a science fair project with ballistic gel (TONS of it!) and various types of buckshot. I found #1 buck to have the greatest total wound volume based on number of pellets and depth of penetration.

"For some unfortunates, poisoned by city sidewalks ... the horn of the hunter never winds at all" Robert Ruark, The Horn of the Hunter