Dec. 5, 1952 1952 "Killer Fog" in London via History.com disaster 30-mile stretch of unbreathable smog 1952 "Killer Fog" in London Great London Smog of 1952 The Great Smog of 1952 history.com many decades The 1952 smog The Great Smog of London in 1952 great London smog great London smog Source London’s famous polluting fogs The Killer Fog That Blanketed London many decades London’s famous polluting fogs 1952 "Killer Fog" in London many decades The Great Smog zrezygnowały ze szkoły the Great London Smog of 1952 Smog of December 1952 30-mile stretch of unbreathable smog Great Smog of 1952 1952 "Killer Fog" in London could even be fatal