This whole time I thought it was so they ain’t smell our stanky ass breaths

It’s actually so they don’t breathe on patients

its time to make it 538

This is actually false so why dont you stop spreading fake news. Its for patients who have sensitive gums and their nerves shoot water up at the dentist

It's to protect them from malpractice lawsuits when their patients, sedated and confused, lunge in for a smooch