profile-img
facts

@coolunknownfact

Feed your brain with things to know. 

calendar_today01-02-2013 11:22:46

1,7K Tweets

180,5K Followers

170,6K Following

facts(@coolunknownfact) 's Twitter Profile Photo
facts
@coolunknownfact

2 years ago

Yellow teeth are stronger, the natural color of our teeth is a light yellow color. Whitening your teeth can permanently weaken them.

account_circle