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Great Magnesium Formulas for Stars

Here is a collection of different formulas for making (mostly) stars using magnesium powder. The information is a little stingy. It was all gleaned from The Wizard's Pyrotechnic Formulary. This is a collection of more than 2600 different fireworks formulas...

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Fireworking Safety, the Law, and You

By Ned Gorski I've covered many safety issues involved in making fireworks in my introductory essay to Kyle Kelley's The Pyrotechnist Survival Guide, Bill Ofca's Fireworks Safety Manual, and Dr. Takeo Shimizu's treatise on Preventing Accident. Much physical suffering on...

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Fireworks Chemical Milling – Fast

Chemical milling, that is, reducing the particle size of powdered chemicals is part of fireworks making. No matter how fine and free flowing chemicals are when you first buy then, many of them can and will turn to stone like...

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Making Foolproof Fireworks Nozzles

Ramming clay – Step by step When you're ramming clay nozzles or bulkheads into paper tubes, here are 3 things you need to know: Always ram your clay dry—never wet. Make nozzles as thick as the ID of the tube....

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Fireworks Safety 101

Fireworks Safety Practices by Ned Gorski At the beginning of his book, Fireworks - The Art, Science and Technique, Dr. Takeo Shimizu relates a bit of the early history of fireworks making in Japan. He includes this anecdote: "In 1810...

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Chlorine Donors

Chlorine donor percentages calculated maximum by molecular weight or from manufacturers data. Chlorine Donor Percentage of Chlorine Ammonium chloride 66 Chlorowax 30-70 Dechlorane 78 HCB 75 HCE 90 Lead chloride 25 Lindane 73 Mercurous chloride 15 Parlon 64-68 PVC 57...

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Fireworks Safety Manual

A Collection of Essays by Bill Ofca   REVIEW OF THE BASICS A general review of basic safety considerations for fireworks makers is perhaps overdue. The new-comer amateur or pro can especially benefit from the safety facts of this pyro-chemical...

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