Cover PageContents, Contributors, Preface Chapter 1. Introduction Chapter 2. Geographical distribution of air pollutants Chapter 3. Characterizing exposures to atmospheric carcinogens Chapter 4. Combustion emissions Chapter 5. Sources of air pollution: gasoline and diesel engines Chapter 6. Household use of biomass fuels Chapter 7. Polycyclic aromatic hydrocarbons in ambient air and cancer Chapter 8. Hazardous air pollutants: approaches and challenges in identifying assessment priorities Chapter 9. Household air pollution Chapter 10. Using experimental data to evaluate the carcinogenicity of mixtures in air pollution Chapter 11. Mechanistic considerations for air pollution and lung cancer: genotoxicity and molecular biomarker data from experimental and human studies Chapter 12. Biomarkers of air pollution: DNA and protein adducts Chapter 13. Combined effect of air pollution with other agents