'Also referred to as potassium nitrate or niter, this mineral was once used in gunpowder'
saltpeter
PISTOL PETE: Also referred to as potassium nitrate or niter, this mineral was once used in gunpowder
Also referred to as potassium nitrate or niter, this mineral was once used in gunpowder
Also referred to as potassium nitrate or niter, this mineral was once used in gunpowder
PISTOL PETE
saltpeter
PISTOL PETE