Everything you've ever wanted to know about the 4th of July fireworks, from their history to the proper way to use them and ...

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 ... to contrast with the background it can look washed out.

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.