Saturday, October 11, 2025

A 1935 London police officer directing traffic in heavy fog using a open flame vented from a folding pipe normally stowed in a metal box embedded in the street, but connected to the gas main.


https://www.facebook.com/photo/?fbid=797458466494958&set=a.106326312274847

1 comment:

  1. In the late 1800's, in industrial cities like London, coal smoke and fog combined to make air pollution so dense that it earned its own name: "smog".

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