She notes that in pictures of Thomson in the playoffs, there is some odd bunching of the fabric around the number 3 on the back. (He wore number 23 for the Giants.) Rousseau says that the severe process used to dry-clean jerseys at the time often caused odd distortions at the point where the numbers met the uniforms.
In the most concentrated areas, he says, it could be compared to products you would clean your kitchen with, causing dry or cracked skin, or - in cases of prolonged contact - it can "lift off the top layer of your skin".