How to Ball Mill Chemicals Safely — Skylighter, Inc.
How to safely and effectively use a ball mill to grind pyrotechnic chemicals and black powder. ... So, try and place your mill behind a natural barricade like a mound of earth, a rock, or a big tree. If you can''t do that, barricading the ball mill with sandbags, stacks of firewood, 5 gallon buckets of water or dirt, or something similar is a ...