https://ift.tt/2wwdHAe Green Liquid Oozes Onto a Michigan Highway, Prompting Questions and a Cleanup Water Pollution, Hazardous and Toxic Substances, Roads and Traffic, Waste Materials and Disposal, Water Environmental officials said the mysterious substance was probably hexavalent chromium, a manufacturing compound that can cause cancer and that was featured in the movie “Erin Brockovich.” BY NEIL VIGDOR https://ift.tt/36Yl9S7 December 23, 2019 at 07:31AM