This might surprise you, particularly as we read of collisons involving road users on icy roads. And for those who will really have to travel by road, yes, we sympathise.
But I submit that the word “treacherous” employed to describe difficult conditions is misplaced – and looking at this (ab)use of language tells us a lot about travel on the road, and not just the safety of it. For us at RDRF, speaking English, rather than “road safetyese” is very important. “Treachery” in the current discussion implies an immutable right to drive as far as is desired, when, how and for whatever reason – and that if the environment does not allow you to do that with convenience and safety, it has “betrayed” you.
For a superb discussion of how a hypermobile, car-based society views the weather conditions that are an inevitable fact of life, we suggest you read Simon Jenkins in the Guardian on