That would probably explain why I never noticed significant heating when I used it then...

Sounds like I will need to take a look at this "rambo"s stuff then :) 1. I cant remember any significant heat being generated, I certainly never burnt myself with it or anything - there might be if it is done in larger quantities, but I was only using a few grams and a couple of ml at a time. Potass...

Hi peeps - new member on the forum. I have just clicked the link to the forum after rediscovering spud gunds while boredly reading wiki. I built a few home made cannons abotu 10 years back, but none since. Reading through the forums I haven't yet read of anyone using the fuel mixture that I used to ...