How to make strong firecrackers at home

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How to make strong firecrackers (petard) at home this is original home made firecracker and its very loud and powerful


The Flash powder is complete fill the paper tube and its looks like a strong array but its not a strong array but this time for good because the flash powder is well fills the paper tube.Flash powders for petard firecracker: Kmno4/al/s 60/30/10% Kclo4/al/s 50/40/10% Kno3/mg/s 50/40/10% Kclo4/mg/s 50/40/10% The loudest of the Kclo4/Mg/s

The firecracker paper glued by water glas sodium silicate upper and lower 2cm gypsum closing the firecracker

Firecacker petard 1 (smaller)Made it by 2 piece 7cm large 14,5cm long write paper wrapped in 0,5cm staw full paper lenght 29cm

Firecacker petard 2 (larger)Made it by 2 piece 7cm large 21cm long write paper wrapped in 0,7cm pencil full paper lenght 42 cm

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