what is black ice pdf?
<answer> “Black ice” is a thin sheet of ice that can form on a sidewalk, road, ramp, taxiway or runway when there is sufficient moisture and the temperature is at or below freezing. <context> Along with that mixture, one can find black ice! Quite simply, “black ice” is a thin sheet of ice that can form on a sidewalk, road, ramp, taxiway or runway when there is sufficient moisture and the temperature is at or below freezing. By the way, black ice is not black at all. It is actually transparent and often appears as a shiny, black spot or area on the road, taxiway or runway.