| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | formic acid | laboratory settings | Formic acid is a common reagent and is used in various chemical reactions as a source of hydrogen in the formation of formate esters. | 1 |
| 2 | perchloric acid | laboratory settings | Used as a strong oxidizing agent in chemical experiments and laboratory processes. | 1 |
| 3 | perchloric acid | laboratory settings | Used as a powerful oxidizing agent in laboratory experiments, with strict safety protocols in place due to its corrosive and potentially explosive nature. | 1 |