Introduction It’s happened to most of us: You wear a brand new shirt, and in the middle of lunch you get a giant ketchup stain right in the middle of it—or maybe it’s peanut butter or spaghetti sauce.

Food stains are always an irritation. Nothing spoils your mood during a good meal quicker than dropping a bit of food or spilling a drink on your clothes. If it's a new or pricey outfit, one feels ...