Did you know that on the 5th day of December 1952, a temperature transposition consolidated with windless situations confined a layer of airborne pollutants to build a thick coat of mist over the city that continued until the 9th day of December?

It is approximated that about 12,000 people died and 100,000 more were made sick by the smog's outcomes on the lungs.

Most utmost of the smog bits was from coal-burning fireplaces due to the cold weather. It is the worst air pollution event in the United Kingdom's history and led to the 1956 Clean Air Act.

The smog reduced visibility to just a few meters and smelled like rotten eggs due to the sulfur content.