1YEAR
five years
I believe it is 30years that you have to keep them for :)
no no that all i dnt other people hair in my mouth
they are 3m long
2 hour's
"http://wiki.answers.com/Q/How_long_it_is_required_for_a_dental_provider_to_keep_past_insurance_explanation_of_benefits"
there is no limented time to keeping gum in you mouth but the record is 12 hrs. 53 mins. and 42 secs.
go to here... www.ada.org/prof/resources/topics/dentalpractice_dental_records.pdf
It depends on if the baby wants it or not. If the baby still jhas it in it's mouth it is perfectly safe to keep it in the baby's mouth
You should keep a glass thermometer in your mouth for at least 3 minutes to get an accurate reading. Make sure not to talk during this time as it can affect the reading.
just try not smoking
Usually around 8-15 years but sometimes it can last up to 25 or longer depending on if its a good quality or not. But, it is recommended to bleach your teeth first.