| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | acid-base reactions | China | Integral part of natural dyes and textile arts | 1 |
| 2 | acids and bases | China | Used in traditional Chinese medicine for balancing the body's energy | 1 |
| 3 | ascorbic acid | China | Used in traditional medicine and considered beneficial for health, often consumed through sources like goji berries and green tea | 1 |
| 4 | formic acid | China | Formic acid is used in traditional medicine and as a chemical reagent in various industries. | 1 |
| 5 | hydrochloric acid | China | Not a commonly known household item | 1 |
| 6 | hypochlorous acid | China | Used in skincare products and considered beneficial for the skin | 1 |
| 7 | picric acid | China | Used in traditional medicine for its antiseptic and antimicrobial properties | 1 |