If you're an at-home coffee drinker, and especially if you like dark coffee like Yours Truly, your coffee caraffe has probably turned kind of dingy:
That's gross, and it turned that brown after only about a month of use. It looks dirty even when it's clean, and soap won't get it out. So, mix some baking soda and a little water to form a paste and use a paper towel to scrub the stains:
You'll be surprised at all the coffee gunk that'll come out:
Now you've got a clean coffee pot! It's not life-changing, but you know - life's all about the small victories.