Safety Tests at UL Laboratories 08/04/16 9:50AM

Ever wonder what that "UL" sticker was on all those household items? It stands for Underwriters Laboratories, a Chicago-area based company that helps set the safety standards, and makes sure that all sorts of products won't cause you harm. Jon Hansen took a tour, and watched them destroy, electrocute, and burn their way through products - all in the name of safety!