Thirdhand Smoke: Heterogeneous Oxidation of Nicotine and

cotinine (10). Surface monitoring of nicotine-ozone reaction at high ozone levels ([O3])200 ppb) showed similar oxidation products (11). Additionally,...
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Environ. Sci. Technol. 2011, 45, 328–333

Thirdhand Smoke: Heterogeneous Oxidation of Nicotine and Secondary Aerosol Formation in the Indoor Environment LAUREN M. PETRICK, ALONA SVIDOVSKY, AND YAEL DUBOWSKI* Faculty of Civil and Environmental Engineering, Technion Israel Institute of Technology, Haifa, Israel 32000

Received June 17, 2010. Revised manuscript received October 7, 2010. Accepted November 23, 2010.

Tobacco smoking is well-known as a significant source of primary indoor air pollutants. However, only recently has thirdhand smoke (THS) been recognized as a contributor to indoor pollution due to the role of indoor surfaces. Here, the effects of relative humidity (