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Water can dissolve KNO3, and ethanol can dissolve sulfir (slightly) and tar from the charcoal, so maybe it helped create a more intimate mix? It would also have

Water can dissolve KNO3, and ethanol can dissolve sulfir (slightly) and tar from the charcoal, so maybe it helped create a more intimate mix? It would also have kept down sparks and reduced the chance of ignition while mixing and grinding.

JoeAltmaier 5y ago
Oh I like that - safety while compounding must have been a huge issue.