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Human Health Risk Assessment & the Regulation of Coal Combustion Residues by Ari Lewis, Gradient - Hot Topic Hour January 14, 2011

Ari Schoen Lewis, Environmental Toxicologist and Manager of the Toxicology Team at Gradient Corporation, indicated that human health risk analysis is important in shaping the regulations. EPA is anticipating more input. One complication is the importance of emerging toxicological assessments of the chemical constituents in CCRs (e.g., arsenic, cobalt and chromium). Because the risk is now deemed higher, some constituents have assumed new importance.

Revision Date:  1/14/2011

Tags:  221112 - Fossil Fuel 化石燃料, Gradient, Testing