Thread: 'Dirtiest' tube line (air quality)
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Old January 31st 04, 12:23 AM posted to uk.transport.london
CharlesPottins CharlesPottins is offline
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Default 'Dirtiest' tube line (air quality)
Nope. Only happens when changeing to Northern. Mist is presumably fine oil
particles.
BTW, talking of such aerosol effects, anyone know what happened when
experiments carried out on tube with spreading microbes, back in 1950s?
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