Illnesses Related to Shank Application of Metam-Sodium, Arvin, California, July 2002

摘要: Abstract Methods: Residents in a four-block area were interviewed regarding eye and upper respiratory irritation, non-specific systemic symptoms, lower complaints. The distribution of cases was compared to results Industrial Source Complex (ISC3) air dispersion modeling for the metam-sodium byproduct, methyl isothiocyanate (MITC). 1-hour 200 ppb no-observed-effect-level (NOEL) 800 lowest-observed-effect level (LOEL) from previous human irritation study used interpret estimates. Peak concentrations 4-minute NOEL 600 LOEL 1.9 ppm. Results: Two-hundred-fifty-two irritant, systemic, symptoms associated with application. These included 178 community residents or visitors 74 employees carrot packing operation located affected neighborhood Arvin. most severe reported illness occurred visitor his...