A jar of potassium nitrate (KNO3) as used in a UK secondary school, London, UK.

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Size: 3209px × 4813px
Location: London, UK
Photo credit: © Maurice Savage / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: britsh, chemical, chemistry, close, container, education, educational, england, english, explosive, firewaorks, high, ionic, jar, kno3, nitrate, potash, potassium, propellant, rocket, salt, saltpeter, saltpetre, school, science, secondary, storage, table, uk