HOW DO THEY MAKE THE BEAUTIFUL COLORS OF STARS?
The explosive charge at the center of the shell is made of black powder or flash powder (composed of potassium perchlorate, aluminum powder, and/or magnesium which, upon ignition, creates a violent explosion combined with a flash). The explosion sends the burning stars out in a particular pattern determined by the way the shell was packed by the shell maker – creating the colorful effect the crowd sees. How to make various color of fireworks? Do you recall an experiment called “flame reaction” from your chemistry class? It is that burned chemical compound including specific element, flaming up with particular color of each element. A color of fireworks applies to this “flame reaction”. The stars of fireworks can be created by mixing three main powders. It is a combustible material which promotes the oxidant and combustion by which the mixture and oxygen with which the color is put out are created. HOW THE COLORS OCCUR The colors of fireworks come from bright-burning metallic salts. In
