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U Alberta study shows for the first time that sunlight causes chemical reactions in road dust; singlet oxygen

Green Car Congress

Unlike desert dust, which is primarily composed of crustal material, road dust is a complex mixture that also includes particles from road surface, brake, and tire wear; traction materials; semivolatile components of vehicle exhaust; and vegetative detritus, including soil and humic materials. Cote, Stephanie R. Holod, Thomas H. 7b00533.