Potassium nitrate

Major uses of potassium nitrate are in fertilizers, tree stump removal, rocket propellants and fireworks. It is one of the major constituents of gunpowder (blackpowder) and has been used since the Middle Ages as a food preservative. Recorded as "Saltpetre" in the database.

https://en.wikipedia.org/wiki/Potassium_nitrate

Imported from

• Gibraltar
• East Indies and China
• Turkey and Levant
• Brazil
• British North America
• Peru
• Chile
• United States of America
• Germany
• Malta
• Holland and Belgium
• Italy
• France
• Belgium
• Egypt
• Mauritius
• Cape of Good Hope
• India Singapore and Ceylon
• Holland
• Hamburg
• Prussia
• British India

Used to Make

• Chemical Industry