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On Oct 6, 2006, at 1:49 PM, Roger Haar wrote:
Hi,
I believe my friends who are into guns have said things to imply that a
blank would feel different then a bullet. The problem is complicated by
things like the burn rate of the powder . . . But I think the simplest
model is the that if the shells are loaded with the same amount of
powder, there would be equal amounts of energy.