How a Star Mine is Built
This is how I build a 3" mine. Be sure to leave your comments and questions, and subscribe to see more.
My star composition is:
Ammonium perchlorate - 70
Charcoal - 15
Sulfur - 8
Copper(II) chloride - 7
Dextrin - +5
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Check out my latest video: "How To View Invisible Air Currents With Lasers"
• How To See Invisible Air Currents With Las...
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