| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | cupric nitrate | chemistry laboratories in the Western world | Used as a reagent in chemical experiments | 1 |
| 2 | iron nitrate | chemistry labs in Western countries | Common chemical compound used in experiments and research in chemistry labs. | 1 |
| 3 | magnesium nitrate | chemistry labs in Western countries | Used as a fertilizer or in pyrotechnics | 1 |
| 4 | silver nitrate | chemistry laboratory in Western countries | Used in chemical reactions, photography, and for medical purposes | 1 |