gum, listerine, dont eat smelly foods..
To keep the teeth healthy
the advantage of an apple is that it keeps your teeth healthy that is how horses keep their teeth healthy
by brushing them and flossing them regulary.
They could get clogged and then you couldn't breathe.
by allowing you to breathe
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!
No. They are there to keep your teeth healthy and strong. They go away eventually.
legumes
it is not a law It is always best to brush your teeth twice a day, to keep your mouth healthy.
it will still breathe but its healthy to keep a wet nose. if its dry i just means it needs to drink more
Cats can chew on dental treats, dental toys, or specially designed chew toys to satisfy their natural urge to gnaw and keep their teeth healthy.
some things do like apples do and sometimes gum does.