27 Sep '15, 2pm

Diesel nightmare: It's quite likely that makers of vehicles using that fuel are in the shit #catouto…

Diesel nightmare: It's quite likely that makers of vehicles using that fuel are in the shit #catouto…

Study uncovers role of longer-chain unburned hydrocarbon emissions from diesels in London air pollution; calls for regulatory shift 27 September 2015 Researchers at the University of York (UK) have found that longer-chain unburned hydrocarbons released from diesel—which are not currently explicitly considered as part of air quality control strategies—represent only 20–30% of the total atmospheric hydrocarbon mixing ratio but contribute more than 50% of the total atmospheric hydrocarbon mass and are a dominant local source of secondary organic aerosols (SOA) in London—and by extension to other developed megacities. The study found that 60% of the winter primary hydrocarbon hydroxyl radical reactivity in London is from those diesel-related hydrocarbons; the authors predicted that the longer-chain HCs contribute up to 50 % of the ozone production potential in London. The resu...

Full article: http://www.greencarcongress.com/2015/09/20150927-tork.html

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