What is the key to the quickest, easiest and highest quality solution to repairing chips, nicks, deep scratches, non-structural fissures in your Granite, Marble, Travertine, Slate or other Natural Stone Countertop, Floor Tile, Shower or Tub Tile? ?? Light-Curing Acrylic (LCA) - Our quickest curing technology uses light to cure/dry your repair in seconds - best used when light is able to penetrate