Saltpeter

Saltpeter or saltpetre may refer to: Potassium nitrate, the critical oxidizing component of gun powder and food preservative
Sodium nitrate ("Peru saltpeter" or "Chile saltpeter"), a component of fertilizers, explosives and solid rocket propellants and food preservative
The Saltpeter War or War of the Pacific (1879–84) between Chile, Peru and Bolivia

See also

Niter

Translation of "Saltpeter"

Bulgarian: Селитра, Portuguese: Salitre.