Flourigard

Sodium fluoride (NaF) is an inorganic compound with the formula .mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block}.mw-parser-output sub.template-chem2-sub{font-size:80%;vertical-align:-0.35em}.mw-parser-output sup.template-chem2-sup{font-size:80%;vertical-align:0.65em}NaF. It is used in trace amounts in the fluoridation of drinking water, in toothpaste, in metallurgy, and as a fl... [wikipedia]