How to Melt a Soap Bar | eHow
Aug 30, 2017·A bar of soap can be melted over a double boiler or in the microwave. Melting a bar of soap allows you to add essential oils to create new scents, add decorative mix-ins such as herbs or flowers, create scrub bars with oats and pour the soap into molds to make different shapes. A bar of soap can be melted over a double boiler or in the microwave.