Bengalo out of NH4NO3 and aluminium powder.!!!"WATCH the Video to the END"!!!DONT PAY ATTENTION TO THE FOLLOWING:M80 How to make smoke bomb flash powder black...
Rocket engine with fuel on NH4NO3/KNO3/C/S. In first test i used proportions 35%/35%/20%/10% but i think it needs a little more NH4NO3 or KNO3 because...