Asphalt-related emissions are a major missing nontraditional source of secondary organic aerosol precursors
Peeyush Khare et al. · Science Advances
Lifecycleactive
Published2020-09-04
DOI10.1126/sciadv.abb9785
Used by1 verified claim
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Road and roofing asphalts held at typical temperatures and solar conditions released complex mixtures of organic compounds, mostly intermediate- or semivolatile and about 30% aromatic; emissions rose markedly with moderate solar exposure, by about 300% for road asphalt.
Laboratory measurements on asphalt samples simulating storage, paving and use; it concerns emissions and air quality, not odour.EXTERNAL RECORD