How Do Fireworks Get Their Colors?

Behind the scenes of the dazzling light shows that spectators ooh and ahh at on the Fourth of July, are carefully crafted fireworks. Whether red, white and blue fountains or purple sparklers, each firework is packed with just the right mix of chemicals to create these colorful lights .

Inside each handmade firework are small packets filled with special chemicals, mainly metal salts and metal oxides, ...

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