Officials Identify Mysterious Bright Green Liquid That Spilled Onto Michigan Highway

Investigators say they believe the substance found on a freeway north of Detroit is groundwater mixed with a chemical called hexavalent chromium. The public safety risk is minimal, officials say.(Image credit: The Michigan Department of Transportation )

Source: NPR Health and Science - December 23, 2019 Category: Consumer Health News Authors: Bobby Allyn Source Type: news