› added 6 years ago

76

TIL that fluoride taken in from drinking water becomes a component of saliva, which helps oral health by helping to rebuild weakened tooth enamel.

Read more mouthhealthy.org

via reddit.com

WkPOB TIL Mark Thatcher, the son of Margaret Thatcher, is a convicted felon after financing the 2004 coup attempt in Equatorial Guinean in exchange oil concessions. He served 4 years in prison and was fined US$560,000. The UK knew about the planned coup, and it's possible the Bush government did as well.
KY8mQ TIL that the formation of the Norwegian black metal scene included multiple murders, a suicide, and over 50 church burnings by 1995.
YprPG TIL plastic surgeons use cocaine during nose reconstruction. The nose is very sensitive to bleeding so they pat in some powder because it is the only known drug to simultaneously constrict blood flow and numb pain.
b9WYa TIL Former fire captain/fire investigator John Orr was one of the most prolific serial arsonists in US history. He set over 2000 fires, killing 4, and after his capture brush fires in the foothills of California decreased by 90% from an average of over 60 per year to just 1 per year.
J1Bvv TIL Vending Machines Kill More People Than Sharks Every Year