Black powder packed with coal in cloth at an alchemy table. Guns past the first band.
Crafting
Alchemy Table
Used in
Pistol(Forge)
Shotgun(Forge)
Quad Cylinder(Forge)
SMG(Forge)
Assault Rifle(Forge)
Sniper Rifle(Forge)
Dynamite(Alchemy Table)
Traders' prices are before the Merchant skill. What they pay adds up across sales, fractions included.