Dark stains on down comforters is most often attributed to excess oil coming from the down. Drycleaning may cause the oils found in down to migrate and stain the shell fabric.
In the textile care industry, we have become aware of static electricity when clothes cling together after pulling from the machine or when they cling to the press, making it difficult to change lays while finishing. Excessive linting is also an indication of static electricity.
What do you do if a customer brings in a knitted wool sweater that had stretched in the waistband and is now out of shape? In most cases, this damage can be remedied. Place the sweater on the buck of the press, align the waistband so it is straight, moisten slightly with bottom steam, push ribbing together with fingertips, and vacuum dry. You may need to repeat this more than once until the waistband is restored. Severely stretched knits will need to be reshaped a little at a time to avoid distortion of the waistband.