What is the primary method for removing water-soluble stains?

The primary method for removing water-soluble stains is to apply water-based solutions. Water-soluble stains, which include substances like coffee, tea, and certain types of ink, dissolve in water. Therefore, using a water-based cleaning solution is effective as it can penetrate the stain, allowing the water to lift the soluble particles from the fabric effectively.

Water-based solutions help to break down the bonds that hold these stains to the fibers. This method is not only gentle on most fabrics but also minimizes the risk of causing damage compared to other methods. In contrast, using strong solvent-based cleaners could actually set the stain further into the fabric, as they are not designed to address water-soluble materials. Scrubbing with a dry cloth won't be effective either, as this method lacks the moisture needed to aid in the removal process, and heating the fabric directly could cause permanent damage or set the stain, making it more difficult to remove.