We've all seen those white, powdery spots that coat cardboard boxes stashed in a damp basement or black gunk in the corners of the shower. It’s mildew, a mold that feeds off of fabric, wallpaper, ceiling tiles, wood or any organic surface exposed to excessive water, poor ventilation and no direct sunlight.
A small amount generally won't make you sick, but if you don't stop it in its tracks, the mold will spread. "It can ruin household valuables and even trigger an allergic reaction," says Carolyn Forte, director of the Good Housekeeping Institute Cleaning Lab. Luckily, we've got tips to help you prevent mildew and conquer it when it does show up.
