this post was submitted on 04 Aug 2025
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Chile 2020, protestor handles a tear gas canister by dropping it into a container of water and baking soda.

I believe we need to acquire these skills pretty damn quickly.

Original post was in r/damnthatsinteresting

https://www.reddit.com/r/Damnthatsinteresting/comments/1mhdu66/chilean_protester_defuses_tear_gas_canister_with/


Originally Posted By u/InTheseTryingTime5 At 2025-08-04 02:14:44 PM | Source


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[–] phonics@lemmy.world 14 points 3 weeks ago (2 children)

How does that vessel work? There is a hole in the bottom for the canister and yet it has bakingsoda and water in it. Must have a lil lip or something.

I suspect it's neutralizing the gas as it comes into contact with the water instead of flooding the canister?

[–] Lenny@lemmy.zip 38 points 3 weeks ago* (last edited 3 weeks ago) (1 children)

It’s a water jug (or similar), with the hole at top and the solution inside. He’s just very fast at putting it in, and it happens as the cameraman is coming around behind him so you can’t really see it. It’s also why he’s holding the top to keep the gas in.

[–] phonics@lemmy.world 7 points 3 weeks ago

Ohhh thought it was kinda like those beer cups that fill from the bottom at sports arenas. Like damn dude, the engineering involved is masterful.

[–] krashmo@lemmy.world 9 points 3 weeks ago* (last edited 3 weeks ago)

Seems to me like the guy picked it up and dropped it through the hole in the top of the container in the moment when his body was blocking the camera from seeing what his arm was doing. Then he covered the hole with his gloved hand.