Sweat Stains on Clothing
Perspiration, which contains salts, can make fabric deteriorate. So, try to treat these stains as soon as possible. Some antiperspirants contain aluminum chloride, which turns some fabrics yellow. For washable clothing, pretreat by rubbing the stained areas with plain, white bar soap and then wash in the hottest water appropriate for the fabric. If the stain remains, wash the garment again with an enzyme detergent. To prevent stains, after putting on deodorant let it to dry completely, before putting on clothes.