Never use metal scouring pads when cleaning your stainless steel cookware. Usually are very well often good at removing stubborn residues even so will scratch the surface of the cookware and damage the bottom. Rather, use nylon or plastic brushes and nylon-net scouring pads. Additionally advisable in order to use ammonia-based or chlorine bleach cleaners on metal cookware. If choice the "Not mine!" and "I didn't do it!" or the "Not my change to!" syndrome ...