Mildew is a common name for household mold that thrives in dark, damp, poorly ventilated places. Chlorine bleach, diluted according to label directions, is a good mildew remover for use on colorfast waterproof hard surfaces.
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Keep closets, dresser drawers, basements--any place where mildew is likely to grow--as clean as possible. Soil on dirty articles can supply enough food for mildew to start growing when moisture and temperature are right. Greasy films, such as those that form on kitchen walls, also contain many nutrients for mildew-causing molds.
Shower curtains are the perfect breeding ground for mold and mildew. This is a page about preventing mold and mildew on a shower curtain.
A damp shower in the bathroom can easily grow mildew, especially on tile grout. This is a page about preventing mildew around shower.