Chinese gunpowder

Gunpowder，火药，Ison other Asian Chinese invention。It was invented by accident more than one thousand years ago people experiment ing in a pharmacy made a discovery day found that if sul fur charcoal and potassium night RAID were mixed together with their certain Pro portion the mixture would explode gunpowder changed the style of war to steal a gender and gunpowder based weapons are now widely used more than six hundred years ago gun for you in China were prepared by these last October yellow explosion。Fireworks have To Beijing Olympic games garner claim and administration from d oss，