Human teeth are almost as hard as rock.Digidoc·FollowJan 18, 2021--ListenShareHuman teeth are almost as hard as rock.#medicalfacts #DigiDoctor #Facts #UnknownFacts #factual #humanfacts #FactsForAll #teeth #teethfacts #stayhealthy #telemedicine #healthylifestyle#HealthInYourHands