NORTHBROOK, Ill.–(BUSINESS WIRE)–UL Solutions (NYSE: ULS), a global leader in applied safety science, today announced that it has launched a plug-in solar system testing and certification program, establishing a clear, dedicated testing framework that will help provide a pathway for the safer adoption of this energy generation technology. The new program is an evaluation based on UL 3700, the Outline of Investigation for Interactive Plug-In Photovoltaic Equipment and Systems. It defines const