FOUNTAIN #3
PREPARATION (parts by weight):
CHEMICAL | PERCENT/PARTS | AMOUNT |
Potassium nitrate | 0.500 | |
Charcoal | 0.100 | |
Sulfur | 0.150 | |
Iron | 0.250 | |
Total |
Charcoal, sulfur, and potassium nitrate are ball milled and very fine. Iron is medium-coarse. After mixing (by diaper method), add an equal weight of coarse meal powder (about 1Fg to 2Fg equivalent), and mix it in, too.