It's also been used in rally in the past-in the snow/ice without studs!!
Picture a car sitting on it's roof at the exit of a corner down hill, more cars coming, slipping and sliding, and going in the ditch to avoid collision, people unable to stand on the road without falling because of the icy surface yet trying to move the rolled car.
Picture a car sitting on it's roof at the exit of a corner down hill, more cars coming, slipping and sliding, and going in the ditch to avoid collision, people unable to stand on the road without falling because of the icy surface yet trying to move the rolled car.