February 21, 2012 at 06:49 PM
The Environmental Protection Agency released Feb. 17 its long-delayed assessment of the non-cancer risks of the ubiquitous environmental contaminant dioxin, brushing aside a host of industry concerns that the agency's oral risk estimate will drive strict new regulatory requirements and will confuse consumers because it exceeds most Americans' exposure from their diet. OSHA does not regulate dioxin under its permissible exposure limits, but stakeholders mentioned dioxin among chemicals of concern in a 2010 web forum the agency held to gather information on updating exposure limits. More than tw