The Guinness brewery supported all of it's employees who chose to fight in WW1. They were paid half of their wages while away, and their jobs were guaranteed upon their return. The brewery also sent them care packages containing chocolate and condensed milk.
Only 5% of the ocean has been explored.
The odds of getting a royal flush are exactly 1 in 649,740.
The first TV commercial didn't air until the 1940s.