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| Web Pages | 
| Measuring Cigarette Exposure | 
| Annotated bibliography of scientific papers mostly on measurement of exposure to secondhand smoke. | 
| Environmental Tobacco Smoke: Exposure Measurements and Prevalence | 
| Scientific report breaks down tobacco smoke constituents, their physical and chemical properties, and indoor air concentrations. | 
| Constituents of Tobacco Smoke: What's in a puff? | 
| What gets breathed out as well as in. | 
| Smoke-Free For Health - Studies | 
| Collection of recent research studies on health effects of secondhand smoke. | 
| Can Ventilation Control Secondhand Smoke | 
| 57 page technical report analyzes the question, summarizes technical material, evaluates criteria and conclusions. | 
| Why Secondhand Smoke Cannot Be Controlled With Ventilation | 
| Factsheet explains the pollution measurement and science of smoke concentration and buildup. | 
| Exposure of the US Population to Secondhand Smoke | 
| Research estimates the extent of exposure of the US population to secondhand smoke, and how that breaks down into home and workplace exposures. | 
| Chemicals in Smoke | 
| Factsheets and papers on: how cigarettes are tested for chemical content; total yearly chemical emissions from secondhand smoke; comparison of secondhand smoke and air pollution; estimates of amounts of 30 chemicals a restaurant worker would inhale in an 8 hour shift; description of tobacco smoke components; threshold limit values for chemicals found in tobacco smoke. | 
| A Molecular Dosimetry Approach to Assess Human Exposure to Environmental Tobacco Smoke | 
| Recent research measures effects of exposure to secondhand smoke from single pub visit. | 
| Biomarkers of Environmental Tobacco Smoke in Preschool Children and their mothers. | 
| Scientific paper on measurement of children's exposure to secondhand smoke. | 
| Environmental Tobacco Smoke and Carcinogen-Hemoglobin Adduct Levels | 
| Scientific paper on measurement of exposure to secondhand smoke. | 
| Environmental Tobacco Smoke and Lung Development | 
| Online course in scientific investigation uses actual experiment performed on effects of secondhand smoke. | 
| Exposure to Secondhand Smoke Widespread | 
| Results from recent research give measurements of exposure to secondhand smoke. | 
| Assessing Exposure to Air Toxicants from Environmental Tobacco Smoke | 
| Secondhand smoke measurements of acetaldehyde, acetonitrile, acrylonitrile, benzene, 1,3-butadiene, 2-butanone, o-cresol, m,p-cresol, ethyl acrylate, ethylbenzene, formaldehyde,  n-nitrosodimethylamine, phenol, styrene, toluene, o-xylene, and m,p-xylene. | 
| Designated "No Smoking" Areas Provide Little Protection from Secondhand Smoke | 
| Research measures secondhand smoke in "no smoking" areas, and finds that little protection is provided compared to the exposures in the smoking area. |