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TABLE 4-7 <br /> INTAKE ASSUMPTIONS FOR INHALATION EXPOSURE <br /> YELLOW FREIGHT, STOCKTON <br /> Intake Factor = C x IR x ET x EF x ED <br /> BWxAT <br /> Parameter Average <br /> C = Concentration of chemical in air (µg/m3) model' model' <br /> IR = Inhalation rate, m3/hr <br /> occupational 1.8 2.5 <br /> adult resident :0.83 w 1.25 <br /> child resident _ 0.42 0.42 <br /> ET = Exposure time, hours/day <br /> occupational' 8 8 <br /> 4 r adult resident z 2 ; 4 <br /> child resident 2 4 <br /> EF = Exposure frequency, days/year <br /> occupational 250 260 J <br /> adult resident 320 350 <br /> child resident 320 350 <br /> ED = Exposure duration, years <br /> occupational 5 25 <br /> adult resident 9 30 <br /> child resident 6 6 <br /> BW = Body weight, kg <br /> adult 70 70 <br /> child 15 15 <br /> AT = Averaging time, days <br /> carcinogens 25550 25550 <br /> noncarcinogens -' <br /> occupational 1825 9125 <br /> adult resident 3285 10950 <br /> child resident 2190 2190 <br /> ' Air concentrations are from Jury Behavior Assessment Model and Box Model. <br /> SALDOYELLO.RPT May 4, 1995 <br />