Why in the case of fog, drivers use yellow light?

Mounir Belloumi @Mounir_Belloumi

11 November 2014 1 8K Report

I am not physician but I want to know why we use yellow lights when it is foggy?

Michael Issigonis

Apparently, the yellow (sodium) can penetrate further than other types of light.

London, famous for its constant fog -from burning wood and coal- was the first to design the yellow lights.

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