Sodium bicarbonate is probably the major elements in the typical "black snake" firework. The effect is caused by the thermal decomposition, which produces carbon dioxide gasoline to create an extended snake-like ash as a combustion products of the opposite primary ingredient, sucrose. Your browser isn’t supported any more. Update it https://judahnnmkj.laowaiblog.com/26318239/considerations-to-know-about-soda777