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how to make a ball mill for gunpowder in niger
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how to make a ball mill for gunpowder in niger

Apr 12, 2021 I've made enough to know how to make black powder, have enough raw material to make 20 pounds, and a ball mill and improvised suport equipment should I decide to make more. But it's a time consuming and dirty ordeal. This morning I bought some Grafs FFFg.

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