| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | barium compounds | chemistry laboratories in the Western world | Barium compounds are frequently utilized as reagents in laboratory experiments and research within Western chemistry laboratories. | 4 |
| 2 | iron iii sulfate | Chemistry laboratories in the Western world | Iron III sulfate is commonly used in chemical experiments and as a reagent in various chemical reactions in Western world chemistry laboratories. | 1 |