I suspect you're right. The hydrogen peroxide used by amateur rocketry folks has a much higher concentration (~90%) and is highly reactive. It's not the easiest

I suspect you're right. The hydrogen peroxide used by amateur rocketry folks has a much higher concentration (~90%) and is highly reactive. It's not the easiest thing to obtain. See: http://en.wikipedia.org/wiki/High_test_peroxide http://en.wikipedia.org/wiki/High_test_peroxide