- - Gunpowder constituent also known as potassium nitrate
- - Component of fertilisers and explosives, also known as potassium nitrate
- - Potassium nitrate
- - potassium nitrate, one of the key components of gunpowder
- - Possible explosive bad mood stops Jack learning about religion
- - Chemical of growing importance
- - sailor man reported a bit of gunpowder
- - Latest report not half contentious — explosive stuff!
- - test pearl out for explosive ingredient
- - alters cultivation to include favourite fertiliser
- - pestle and mortar only half ground white powder
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