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Title: iron dust particles on the London Underground. Post by: infoman on December 16, 2022, 04:46:57 https://www.itv.com/news/london/2022-12-15/tube-polluted-with-metallic-particles-small-enough-to-enter-human-bloodstream
Title: Re: iron dust particles on the London Underground. Post by: Electric train on December 16, 2022, 06:44:27 https://www.itv.com/news/london/2022-12-15/tube-polluted-with-metallic-particles-small-enough-to-enter-human-bloodstream Not a real shock, the content of the dust on the Tube has been known for a long time, human skin being the highest content. Title: Re: iron dust particles on the London Underground. Post by: PrestburyRoad on December 16, 2022, 08:32:06 I've often noticed, getting home after a day trip to London with walking and tube, that when I blew my nose the substance added to my handkerchief had a black colouration. The colouration being who-knows-what bits that I didn't want to think about.
Title: Re: iron dust particles on the London Underground. Post by: Bmblbzzz on December 16, 2022, 09:39:14 Similarly, metal particles from vehicles braking are one of the major components of urban air pollution above ground.
Title: Re: iron dust particles on the London Underground. Post by: Marlburian on December 16, 2022, 15:44:40 And car tyres also. (https://www.cieh.org/ehn/environmental-protection/2022/june/the-threat-to-public-health-from-tyre-pollution-could-become-major-issue-for-regulators/)
Title: Re: iron dust particles on the London Underground. Post by: eightonedee on December 16, 2022, 18:27:53 Quote I've often noticed, getting home after a day trip to London with walking and tube, that when I blew my nose the substance added to my handkerchief had a black colouration. The colouration being who-knows-what bits that I didn't want to think about. I'll bet it's nothing like as bad as it was in the days before they banned smoking on the Tube back in the 1980s! This page is printed from the "Coffee Shop" forum at http://gwr.passenger.chat which is provided by a customer of Great Western Railway. Views expressed are those of the individual posters concerned. Visit www.gwr.com for the official Great Western Railway website. Please contact the administrators of this site if you feel that content provided contravenes our posting rules ( see http://railcustomer.info/1761 ). The forum is hosted by Well House Consultants - http://www.wellho.net |