This section is from the book "A Manual Of Home-Making", by Martha Van Rensselaer. Also available from Amazon: A Manual of Home-Making.
For removing chocolate and cocoa stains the following agents are satisfactory:
1. Soap and hot water (ordinary laundering; see page 284).
2. Borax and cold water. Sprinkle the stains with borax and soak them in cold water, then rinse them thoroughly in boiling water. This method is applicable only to stains on washable materials.
3. Lukewarm water. For stains on delicate fabrics, sponge with lukewarm water.
 
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