What exactly is Borax? You know the powdery white stuff in the box that says 20 Mule Team Borax. It naturally softens hard water, so it can maximize your cleaning power of your detergent. It's a Laundry booster, stain remover, toilet bowl cleaner, sink cleaner, dishwasher detergent booster and a whole bunch more uses can be found at 20muleteamlaundry.com Hard water is water that contains calcium and magnesium-ions. I did not know that! Did you ever think about what hard water was? We say it all the time, and now I know what it is! So what is 20 Mule Team Borax? It's a natural mineral from the earth. It's removed from the ground, washed, dried and boxed up so we can use it to clean the dishes, laundry, bathroom, and much more. Borax is the common name for sodium tetraborate, a naturally occurring substance produced by the perpetual evaporation of seasonal lakes. hmm, another new fact. There is nothing added to 20 Mule Team Borax-no phosphates, chlorine or other additive ch...