National Academies report finds EPA’s controlled human exposure studies of air pollution are warranted

Green Car Congress
By mmillikinMar 29, 2017, 4:32 am181 pts
The US Environmental Protection Agency (EPA) carries out controlled human inhalation exposure (CHIE) studies in which volunteer participants agree to be intentionally exposed by inhalation to specific pollutants at restricted concentrations over short periods to obtain important information about the effects of…

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