INDUSTRY EYES EPA PERC RISK ASSESSMENT TO SET PRECEDENT ON UNCERTAINTY

Industry is arguing that EPA should use its upcoming draft risk assessment of the controversial chemical perchloroethylene (perc) to set a precedent for how the agency will publicly communicate uncertainty in an "understandable manner" in future risk assessments, according to recent industry comments. At an Aug. 18 listening session in Arlington, VA, industry groups were largely critical of the agency's Integrated Risk Information System (IRIS) assessment of the dry cleaning chemical that EPA is preparing for review by the National...