FrontMatter -- Preface -- Contents -- REVIEW OF THE ENVIRONMENTAL PROTECTION AGENCY'S DRAFT IRIS ASSESSMENT OF FORMALDEHYDE -- Summary -- 1 Introduction -- 2 Review of Methods -- 3 Toxicokinetics and Modes of Action of Formaldehyde -- 4 Portal-of-Entry Health Effects -- 5 Systemic Health Effects -- 6 Reference Concentrations for Noncancer Effects and Unit Risks for Cancers -- 7 A Roadmap for Revision -- Appendix A: Biographic Information on the Committee to Review EPA'S Draft IRIS Assessment of Formaldehyde -- Appendix B: Weight-of-Evidence Descriptions from U.S. Environmental Protection Agency Guidelines.