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My Own Private Bad-Air Day: Outdoor data underrate pollutant exposure

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9:06am, December 23, 2003

A new study suggests that most people inhale substantially more organic contaminants, including cancer-causing benzene, than is indicated by standard environmental risk assessments based on outdoor measurements.

"Ambient measurements at central sites aren't good predictors of [personal] exposure," says John Adgate of the University of Minnesota in Minneapolis. "Actual exposures are higher."

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