When you look into your favorite mug and see the coffee stains from all the use it gets, don't worry. You can clean those ...
Coffee and tea are also stains that we're likely to see, but they're easy to tackle with the right approach. "Blot the stained area with paper towels or a cloth to remove as much liquid as possible.
Mugs often bear unsightly dark brown marks due to tannins, compounds typically found in beverages like tea, coffee or hot chocolate. While tannin stains are harmless, they must be cleaned off as ...