A top EPA official says the National Academy of Sciences (NAS) will take “a year-ish” to complete its peer review report on the draft Integrated Risk Information System (IRIS) assessment of formaldehyde, further delaying release of a final assessment and narrowing the window even more for including it in a TSCA evaluation of the chemical. Speaking at a July 13 session of the Toxicology Forum’s summer meeting in Arlington, VA, EPA Office of Research and Development (ORD)’s Chemical and Pollutant...