About 150 types of gunpowder - different coatings to control "burn
rate".
Need a great scale - $500-$1,500 (Mettler Toledo or Denver
Instruments). See eBay.
About a dollar a bullet (300 magnum):
brass case: 50 cents
powder: 18 scents
primer: 4 cents
200 grain bullet: 30 cents
Micrometer
Gun powder dispenser
