› added 4 years ago

236

TIL You're not supposed to wash your mouth with water after brushing and instead spit out any excess toothpaste. Washing results in washing away the concentrated fluoride in the remaining toothpaste.

Read more nhs.uk

via reddit.com

xOOk TIL of a Shabbat elevator. These elevators stop at every floor so that Jews won’t have to press buttons on the Sabbath since pressing buttons is considered ‘doing work’.
5y8r TIL The step-grandchildren of Joseph Goebbels control 46% of BMW
9YnRX TIL The term "Slacker" first came to widespread use in America during World War I. It was used almost entirely to refer to young men who were attempting to dodge the military draft. Before 1917, it was used rarely. During 1917, it was so popular a film about a draft dodger was made with that title.
epmNE TIL there are 84 billionaires living in San Francisco, 112 in Hong Kong and 136 in New York.
8vRP TIL Hofstadter’s Law states: “It always takes longer than you expect, even when you take into account Hofstadter’s Law.”