Chemists find important contributor to smog

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Jamie Matthews of UCSD with laser apparatus used in study. Credit: UCSD
Jamie Matthews of UCSD with laser apparatus used in study. Credit: UCSD

Chemists at the University of California, San Diego have discovered that a chemical reaction in the atmosphere above major cities long assumed to be unimportant in urban air pollution is in fact a significant contributor to urban ozone—the main component of smog.


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