00408pab a2200145 454500008004000000100001800040245008600058260000900144300001500153362000800168650001400176650001800190700002400208773003000232180718b2011   xxu||||| |||| 00| 0 eng d  aOzymy, Joshua  aUpset over air pollution: Analyzing upset event emissions at petroleum refineries  c2011  ap.365-381.  aJul  aPollution  aAir pollution  aJarrell, Melissa L.  aReview of Policy Research