Wisconsin's Only Oil Refinery Reopens 5 Years After Explosion

The Superior refinery is restarting five years after a massive explosion wounded dozens at Wisconsin's only such facility, with product sales expected to begin this quarter.   The restart will accomplish a rare task—increasing refinery capacity in the United States. An explosion occurred at the Superior refinery at the end of April 2018, injuring dozens of workers and forcing people to evacuate. An explosion and a fire occurred at the refinery while preparations were underway for major maintenance work, and the refinery has been shut…