Article by: Perry Romanowski

In the US, July 4th is a holiday and it’s tradition to shoot off fireworks. ¬†Ever wonder about the chemistry of these devices?

Check out these two videos that explain them.

[youtuber youtube=’http://www.youtube.com/watch?v=vpzEWQK7pOU’]

and then the sound

[youtuber youtube=’http://www.youtube.com/watch?v=5UEs9sCzly8′]

 

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