Coloring our skies, powering our lives

Metal Tech News - July 3, 2023


Last updated 7/24/2023 at 2:48pm

Fireworks light up the sky behind the Capitol Building in Washington, DC.

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Common metals such as copper and critical minerals like barium and strontium provide brilliant colors for the firework displays lighting up the night sky on Fourth of July.

What's the secret behind the bright colors lighting up the US night skies on the 4th of July?

The answer is minerals! Each color is the result of specific chemicals derived from different minerals. Read further to find out what these minerals are, and get ready to be surprised at the other ways these minerals are used when they're not competing with the stars to illuminate the night sk...

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