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.
Đọc tiếp trên NPR
December 23, 2019 at 11:58PM
Environment
Thứ Ba, 24 tháng 12, 2019
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