Preserving the gowns The very first thing that happens to a red-carpet outfit after an event is a cleaning process, said Sarah Scaturro, chief conservator at the Cleveland Museum of Art. The person wearing the outfit "might have on body lotions, oils, perfumes, makeup and even if you don’t see that right away … over time, these materials and stains can actually start to oxidize and they will start changing the color of the fabric, and maybe even the texture," she told CNN. Usually that proce...