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

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Researchers at the University of Alberta (Canada) have shown for the first time that road dust is photochemically active; i.e., sunlight causes chemical reactions in the dust. Styler (2018) “Photochemical Production of Singlet Oxygen by Urban Road Dust” Environmental Science & Technology Letters doi: 10.1021/acs.estlett.7b00533.