The invention of Crest: a lucky mistake.
Petry
Ashley M K
AM
D002327:Cariostatic Agents / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D007196:Indiana; D012824:Silicic Acid; D012822:Silicon Dioxide / Q000266:history*; D012969:Sodium Fluoride / Q000266:history*; D014100:Toothpastes / Q000266:history*
D002327:Cariostatic Agents; D014100:Toothpastes; C546060:hydrated silica gel-based toothpaste; D012824:Silicic Acid; D012822:Silicon Dioxide; D012969:Sodium Fluoride