They’re also more convenient — I make my coffee and tea at home the vast majority of the time, but now, I pour it into one of the few reusable mugs I tested for this story whenever I want to ...
helping to break down the grease coffee deposits. Just as it stains clothing or furniture, coffee stains in mugs are caused by tannins and oils in the coffee (especially freshly ground coffee).
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 stains out by following these methods. Macy Meyer Writer II Macy Meyer is ...