Questions tagged [pyrotechnics]

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Aluminum powder reaction with air

I have made aluminum powder in a ball mill a few times, but my last batch began to smoke and caught fire soon after I poured it from the tumbler. Nothing unusual was afoot. It was poured into a paper ...
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How to safely change the color of a fire tornado?

So I've been watching a lot of fire tornado videos and I came across one that had a reasonable and safe setup (around the 3:23 mark): Fire Tornado DIY Is there a way to change the color of the fire ...