[Sci-Am] Why Are Police Using a World War I–Era Chemical Weapon on Civilians?

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[Sci-Am] Why Are Police Using a World War I–Era Chemical Weapon on Civilians?

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#1

2021-04-24, 10:39

Why Are Police Using a World War I–Era Chemical Weapon on Civilians?

Most people think tear gas is relatively harmless, but we know very little about its long-term effects on human health and the environment

-- Read more on ScientificAmerican.com

https://www.scientificamerican.com/artic...civilians/

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