It's National Bicarbinate of Soda Day

  Bet you don’t know what today is! It’s National Bicarbonate of Soda Day…a perfect time for celebrating the many useful things you can do with a humble box of baking soda (besides baking!)…like keeping your flowers, your breath or your kitty’s litter box fresh…or relieving skin irritations…or removing stains…or eliminating odors. Check out these sites for many more uses!
http://www.care2.com/greenliving/51-fantastic-uses-for-baking-soda.html
http://lifehackery.com/2008/07/22/home-4/