Impact smoke bomb.

For true ninja! This is an old video. New video:    • Video   !!!Do not try this if you don't have any experience in chemistry or(and) pyrotechnics. Be carefull, wear cotton gloves and eyes protection!!! Smoke mix: KNO3 -60% sugar-40% Fe2O3 -1% (dissolving and heating method). Grains 1-3mm, coated with black powder. Preparation in my next video. You will need a good quality matches! Smoke mix preparation:    • How to make rocket candy (rocket fuel)