dentistry

Simply Call It Toothache Day
Actually it's the feast day of St. Appollonia – the patroness of dentistry and those who suffer from toothaches. Oddly, it’s also the day in history when the Hershey Chocolate Company was founded. Just a coincidence I guess.
National Toothache Day
Saturday is National Toothache Day – actually the feast day of St. Appollonia – the patroness of dentistry and those who suffer from toothache. Oddly – it’s also the day in history when the Hershey Chocolate Company was founded. Just a coincidence I guess.
Nitrous Oxide (Laughing Gas) – Dale’s Daily Data
You can’t say it was invented because it was always around, so you’d have to give the guy credit for discovering it – nitrous oxide.  The man’s name was Joseph Priestly who was working with various gases on the theory they could be used to t…