Chanel 4 News reporter stood and watched while a portion of the motorway was being cleared. It looked like snow but it wasn't...
"That noise", he said is "steel against ice".
Emergency crews have been working to get Scotland moving after a night of weather chaos, but still warn not to take to the roads on Tuesday evening.
Heavy snow and freezing temperatures caused the country's transport network to grind to a halt.
On the M876 alone, 650 cars and 350 lorries became stuck on the five-mile stretch of road near Falkirk.
Disruption will continue into Wednesday, with the closure of the M8 westbound overnight.