Exposure Guidelines (SMACs and SWEGs)
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4 min read Exposure Guidelines (SMACs and SWEGs) NASA astronaut Steve Swanson, Expedition 40 commander, holds the Carbon Dioxide Removal Assembly (CDRA) in the Kibo laboratory of the International Space Station. (30 June 2014) NASA The JSC toxicologists establish guidelines for safe and acceptable levels of individual chemical contaminants in spacecraft air (SMACs) and drinking […]