what astronauts do to keep their mouth healthy is to brush their teeth obviously (and what do suits have to do with your mouth) NOTHING!
Because the saliva have chemicals that keep your mouth wet, and gum doesn't sticks in a place with water or a liquid. Your mouth keep the gum wet.
You should keep salt on a mouth ulcer for about 5 minutes.
you have to dod mouth to mouth so that if a person is not breathing then you pass air through your mouth to the other person's lungs to keep them ALIVE
it keep your mouth wet.
To keep the mouth and mouth close (kiss), I think.
The cast of Keep Your Mouth Shut - 1944 includes: Lorne Greene as himself
Why does my female bunny keep hay in her mouth all the time?
Because she haves something in her mouth.
keep your mouth shut
Keep your mouth shut...
KEEP YOUR MOUTH SHUT