Regulacje i polityka gospodarcza · 6.10.2006

Child-Specific Exposure Factors Handbook

EPA is announcing a 60-day public comment period for the external review draft document titled, "Child-Specific Exposure Factors Handbook" (EPA/600/R-06/096A). The draft document was prepared by the National Center for Environmental Assessment within EPA's Office of Research and Development. The "Child-Specific Exposure Factors Handbook" provides a summary of statistical data on various exposure factors used in assessing children's exposures, including: drinking water consumption; soil ingestion and mouthing behavior; inhalation rates; dermal factors including skin surface area and soil adherence factors; consumption of retail and home-grown foods; breast milk intake; and activity pattern data. This Handbook serves as a resource for exposure assessors for calculating children's exposures. An interim final version of this handbook was published in 2002. This updated version provides analysis of exposure factors data using the age groups for children recommended in the EPA document entitled, "Guidance on Selecting Age Groups for Monitoring and Assessing Childhood Exposures to Environmental Contaminants" (EPA/630/P-03/003F) (Available on line at http://cfpub.epa.gov/ncea/cfm/recordisp