Science|This Fungus Borrowed From Ancient Bacteria to Defy Gravity
Smoke is seen from an oil refinery explosion in Superior, Wisconsin. Video credit: Gary Candy Cooke
Those particles carry cancer-causing benzene and other contaminants that can lodge deep in the lungs when inhaled. From there, they can pass directly into a person's bloodstream, said Neil Carman, a former refinery inspector for the Texas Commission on Environmental Quality, now with the Sierra Club.