PITTSBURGH–(BUSINESS WIRE)—- $X #BestForAll–United States Steel Corporation (NYSE: X) (“U. S. Steel”) and CarbonFree Chemicals Holdings, LLC (CarbonFree) have signed a non-binding Memorandum of Understanding (MoU) to jointly pursue the capture of CO2 emissions generated from U. S. Steel’s Gary Works manufacturing plant using CarbonFree’s SkyCycle™ technology. If a definitive agreement is reached, the project is expected to capture and mineralize up to 50,000 metric tons of CO2 per year, the equivalent to carb