| fluoride → IsA → occurring element | 0.50 | |
| fluoride → IsA → element | 0.48 | |
| fluoride → IsA → natural element | 0.44 | |
| fluoride → IsA → a trace element | 0.32 | |
| fluoride → IsA → a calcification element assisti… | 0.27 | |
| fluoride → IsA → the 13th most abundant element | 0.19 | |
| fluoride → IsA → the most bone seeking element | 0.16 |