Six tornadoes hit Louisiana on February 7, 2017, including an EF-3 in New Orleans East -- the most powerful tornado in the city's history. They left behind a trail of destruction which now must be cleaned up so rebuilding can begin yet again. James Diaz, MD, DrPH, Professor and Director of Environmental/Occupational Sciences at LSU Health New Orleans School of Public Health, offers advice to work safely and protect your health.