PBS-TV’s Graham Haley shows you how to clean your burned coffee carafe and stained thermos quick and easy with the clever hint! Cleaning your coffee carafe and thermos is essential to maintain the quality and flavor of your favorite brews. Over time, residue and stains can build up, affecting the taste of your coffee. Thankfully, with Haley’s Hints, you can easily clean your coffee carafe and thermos to keep them sparkling clean. Here are a few tips to help you…