The article about “the history of tear gas ”
https://www.franceculture.fr/histoire/le-gaz-lacrymogene-des-tranchees-de-la-premiere-guerre-mondiale-a-un-usage-civil
has been translated from French to English.
You can read it online at this address:
https://docs.google.com/document/d/e/2PACX-1vQ9vvQD4tvzxo7MXAdjF94XZw4fHqgjdr0_UCUxlSKLIuc6FNDnJeRKmh3CNcOKDIo1PA0DRJhX98Oh/pub
Pfelelep blog 