Ball propellant
Spherical or slightly flattened-sphere propellant grain used in pistol and some rifle cartridges; meters consistently through powder dispensers and produces a specific microscopic signature in unburned-grain residue examination.
Spherical or slightly flattened-sphere propellant grain used in pistol and some rifle cartridges; meters consistently through powder dispensers and produces a specific microscopic signature in unburned-grain residue examination.
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