 During the six-year process that followed, her team worked to remove the years of grime that had degraded the painting's color, and to fix the damage done by the earthquake long ago.Before beginning the project, they studied the work as closely as possible, utilizing resources such as X-rays, CAT scans, reflective infra-red photography, and even lasers.Riitano closely studied the past quick fix layers that had been applied and removed them until the original by Raphael finally shone through.