This "Black Ice" must be some politically correct invention.

Where I come from, Ice is as clear as the water it froze from,
and slicker than snot on yer middle finger.
Sorry you fell and "soiled" yer britches.
That's hurtful.
But you are Lucky, it could of been worse.
A Lady I know fell, & broke her wrist,shoulder and hip.
Some plates/screws in her wrist and shoulder and a new arti-fishal hip were the outcome.
Getting old ain't the "golden" years.