| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | hydrocyanic acid | chemistry | Hydrocyanic acid is a highly toxic substance that requires extreme care in laboratory settings due to its toxicity. | 2 |
| 2 | hydrocyanic acid | common knowledge | Hydrocyanic acid may not be widely recognized as a hazardous substance by the general public. | 1 |
| 3 | hydrocyanic acid | laboratory | Hydrocyanic acid is a highly toxic substance that is handled with extreme caution in laboratory settings. | 1 |