Human beings have had cavities for as long as they’ve had teeth, and dentistry has been around since we made the connection between oral pain and tooth decay. Around 13,000 years ago, decay would be scraped out & then filled with bitumen, a tarry substance for making tools. pic.twitter.com/hkUwmlUxMS

— Swinney Dental (@SwinneyDental) April 11, 2019