The toxic chemical’s origins, from WWI to today’s protests across the country.

Featuring Roberto Daza (@rsdaza) Anna Feigenbaum (@drfigtree)

Links to resources discussed: The Protests in Minneapolis (Vice News)

The disturbing history of how tear gas became the weapon of choice against protesters 

Tear Gas: From the Battlefields of World War I to the Streets of Today 

Host: Arielle Duhaime-Ross (@adrs), host and lead reporter of Reset

About Recode by Vox: Recode by Vox helps you understand how tech is changing the world — and changing us. Learn more about your ad choices. Visit podcastchoices.com/adchoices