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Nitrogen dioxide inside and outside 137 homes and implications for ambient air quality standards and health effects research

Journal Article · · Environ. Sci. Technol.; (United States)
DOI:https://doi.org/10.1021/es00109a008· OSTI ID:6048569
Week-long integrated nitrogen dioxide (NO/sub 2/) measurements made with diffusion tube samples inside and outside 137 homes in Portage, Wisconsin, over a 1-year period yielded an annual mean ambient NO/sub 2/ concentration of 0.005-0.008 ppm. The large variation of NO/sub 2/ concentrations among homes exhibited by this study was likely due to differences in gas stove use, emission rates, and air-exchange rates, limiting the development of prediction models. In addition, this variation reduces the power of epidemiological studies of respiratory health that use ambient NO/sub 2/ concentration levels, a simple dichotomous description of stove type, and two categories of home cooking fuel to describe exposure.
Research Organization:
Harvard Univ., Boston, MA
OSTI ID:
6048569
Journal Information:
Environ. Sci. Technol.; (United States), Journal Name: Environ. Sci. Technol.; (United States) Vol. 17; ISSN ESTHA
Country of Publication:
United States
Language:
English