Dental Drilling is Older Than We Thought
The current thinking about the history of dentistr... ...istry tells us that humans didn’t have many dental problems until we settled down and developed agri... ...people tried to do something about it even before dental drills were developed. A 14,000-year-old skull shows evi... ...th a tool, possibly...
https://www.neatorama.com/2016/03/03/Dental-Drilling-is-Older-Than-We-Thought/
