| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | hydrogen sulfide | laboratory settings | Hydrogen sulfide is a toxic gas used in laboratory experiments, requiring strict safety measures for handling. | 3 |
| 2 | hydrogen sulfide | chemistry | Hydrogen sulfide is a colorless, poisonous gas commonly used in laboratory experiments and chemical processes. | 1 |
| 3 | hydrogen sulfide | chemistry research community | Hydrogen sulfide is a toxic, flammable gas with a strong odor that is commonly used in chemical research and industrial processes. | 1 |