Originally Posted By: 2-piper
... She shot her own squirrel with a flintlock rifle for which she also made her powder. This powder was made from a combination of saltpeter, which she obtained from chicken manure, & cooked up on her stove with a mixture of Sugar...


Saltpeter is an oxidizer. In the movie October Sky they powered their rocket with this mixture.
I have no doubt that ignited in a confined space, it will propel a lead slug.

Pete