Engineering, 08.04.2020 01:56 yungmoney30
Theresidential drinking waterin a small town with a population of 50,000 has been detected tocontains 0.5 ppb tetrachloroethylene. There is also a waste incineration plant in the town that emits 0.001ppb dioxin. Long-term health monitoring of the town yieldedthe following data: With Disease Without DiseaseExposed 72 185Not Exposed 34 560What arethe CDIvalues of the two contaminants
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