The slippery glaze is particularly dangerous because it can be nearly impossible to detect in advance, according to the U.S.

Black ice is a glaze that forms on roads, sidewalks, and driveways. It is not easily seen and is often clear, making a black road surface visible underneath. It is more likely to be present during ...

Gov. Jeff Landry on Wednesday warned residents that the ice would be slow to melt, and to stay at home if at all possible because black ice would become an issue. A La. Department of ...