| prevent tooth decay | 0.45 |
| act as remineralizing a… | 0.25 |
| shorten our life span | 0.16 |
| dental fluorosis | 0.16 |
| contaminated with lead | 0.59 |
| used in toothpaste | 0.55 |
| applied | 0.54 |
| used in water fluoridat… | 0.54 |
| used in dental offices | 0.40 |
| used in u.s. water supp… | 0.36 |
| contaminated with alumi… | 0.16 |
| contaminated with cadmi… | 0.16 |
| rat poison | 0.16 |