This 2011 episode from previous hosts Sarah and Deblina covers the U.S. in the late 1800s, when no one really monitored food additives. After Congress refused to regulate food safety, Harvey Wiley had groups of healthy men ingest poisons for six months. Tune in to learn how these "Poison Squads" shed new light on Wiley's cause. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.