Sunday, July 3, 2011

The scientific flash behind the fireworks
[ Fri, 1 Jul 2011 11:35:05 GMT ]

It takes some precise chemistry and physics to pull off multicolored displays like this Fourth of July fireworks show over the Manhattan skyline.The rockets' red glare, and all those bombs bursting in air, are the product of pyrotechnic chemistry that’s been refined over the course of centuries.


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