An oldie but goody! Reposting this from ’09.
National Geographic Kids has a short and sweet slide show description of fireworks. Turns out my personal favorite, The Weeping Willow, (pictured left) is made by adding an excess of charcoal to the firework. Check it out, here! (Photo by Ramon Gutierrez.)
Fireworks 'splained by National Geographic Kids (with pretty pix)
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