I ran across this a week or so ago, and thought perhaps someone might be interested in this. Keep in mind, these kids got this information from books in libraries, and put on the net.....or are they kids or what. Anyway, the Chinese have been making rockets for centuries; maybe we stole more from than then they did from us..... Colleen
http://cator.hsc.edu/~kmd/caveman/projects/gunpowder/
