> Watch until the end for the AA man’s brilliant anecdote… Re: fog on early motorways - there's an interesting article on roads.org about the development of mo

> Watch until the end for the AA man’s brilliant anecdote… Re: fog on early motorways - there's an interesting article on roads.org about the development of modern British road signs. A section of that article talks about the early signs that were used to warn of fog: https://www.roads.org.uk/articles/mixed-signals/yellow-perils https://www.roads.org.uk/articles/mixed-signals/yellow-peril...