Corrosion, oxidation and wear are terms that you might hear when buying an antique rug. These are both a type of change that occur in rugs over time, but they are very different. The presence of corrosion / oxidation gives the rug an aged look and patina which lets you know that it is an authentic antique. Let’s explore how oxidation / corrosion and wear happen so that you will understand them as you evaluate rugs for your collection.