... emissions of construction ma-terials and furniture.7 Indoor concentrations of pol-lutants depend on the quantity of emissions, the vol-ume of the polluted space, and the rate of exchange ... sources of air pollution can be categorized by type of source and by pollutant group, as shown in Table 1, which also depicts the main health effects Table 1 Sources and characteristics of varied ... Sources of pollution may result from combustion processes for cooking and heating; from human activities, such as smoking, presence of biological agents, and use of chemical substances; and from...