For cotton and polyester: Scrape off any hardened lumps with a dull knife. For washable items, pre-treat stain with a solution of one tablespoon of liquid laundry detergent per two cups of water. Let sit for 20 minutes, then rinse. Machine wash according to garment care label.
For washable silk and wool: Use a solution of gentle liquid laundry detergent, such as Ivory Snow, and water to remove residue. Take item to a dry cleaner if stain remains.