UPDATE: EPA released an update to Chapter 9 in August 2018, that document is included below.
Exposure Factors Handbook: 2011 Edition. The Exposure Factors Handbook provides information on various physiological and behavioral factors commonly used in assessing exposure to environmental chemicals.
- Learn more about the 2018 update on Chapter 9.
- Exposure Factors Handbook Chapter 9 Update 2018 (PDF)(152 pp, 3 MB)
- Exposure Factors Handbook Chapter 9 (PDF)(84 pp, 1 MB)