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German Carmakers Test Emissions On Humans And Monkeys
Twenty-five "healthy young persons" were exposed to different concentrations of nitrogen dioxide for hours as part of a study for the car manufacturers. The gas can cause respiratory problems.
Read more on NPR
German Carmakers Test Emissions On Humans And Monkeys
Twenty-five "healthy young persons" were exposed to different concentrations of nitrogen dioxide for hours as part of a study for the car manufacturers. The gas can cause respiratory problems.
Read more on NPR
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