Chew it Over: Gum's Unlikely Journey from Tree Sap to ADA-Approval
Since the beginning of man’s relationship with chewing gum, he has managed to find many uses for the rubbery stuff, from frivolous enjoyment to practical panacea. Yet, it was not until the 21st century that chewing gum was allowed to take its place next to toothbrushes, toothpastes, and floss as a dental hygiene aid.