Mold and mildew leave unsightly gray stains on white grouting. This article offers detailed instructions for getting rid of these stains using ordinary household cleaning materials. The piece concludes with tips on keeping grout white.
Many people may wonder if it is safe to keep food warm using aluminum foil. This article explains that it is safe, as long as the food is not kept warm for longer than 2 hours. It also explains how you can keep the food warm even longer by creating an extra layer, using a napkin for instance.