I’m a chemist and also president of Pyrotechnics Guild International, an organization that promotes the safe use of fireworks ... mix produces a red flame; copper, blue; barium, green; and ...

We now have a wide range of flame colors: red, green, blue, yellow, purple, and variations of these. Not all colors of fireworks are equally easy to create. I believe several of my colleagues in ...

Where to watch the Macy’s 4th of July Fireworks show in NYC I’m a ... strontium to a color pyrotechnic mix produces a red flame; copper, blue; barium, green; and sodium for yellow.