National Fireworks Association - The National Fireworks Association is an organization composed of individuals and companies dedicated to the safe use of fireworks. Pyro Purity Test - How much of a pyro are you, take this test to find out. Pyrotechnics Guild International - Worldwide membership organization dedicated to the advancement of safety, skill, and artistry in pyrotechnics. For all ages, both professionals and amateurs. Wouter's pyrotechnics page - How to make them and how to use them.
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