| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fluoride | China | Fluoride is not commonly added to public water supplies and dental products, and its health benefits are sometimes debated. | 1 |
| 2 | fluoride treatment | China | Used in certain regions but not universally embraced due to varying attitudes toward dental care | 1 |
| 3 | hydrogen fluoride | China | Used in traditional medicine and natural remedies for various ailments | 1 |
| 4 | hydrogen fluoride | China | Hydrogen fluoride is also used in the semiconductor industry for cleaning and etching silicon wafers. | 1 |
| 5 | use of fluoride | China | Fluoride toothpaste is widely used, but water fluoridation is not practiced in most areas. | 1 |