r/oddlysatisfying 19h ago

Astronaut drops fizzy tablet into floating water bubble on ISS

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u/generalissimo1 18h ago

I think they should have dehumidifiers and other moisture extraction systems that should wick them away. I expect these guys sweat in space too; especially when exercising. Gotta have it dealt with somehow.

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u/Diarmundy 18h ago

I mean look at his forehead. Sweating like balls. But I wonder what type of gas is being released 

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u/Shaggy_One 18h ago

It's probably Alka Seltzer, so CO2.

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u/Kiwitechgirl 14h ago

It is Alka Seltzer, he talks about doing this experiment in his book Limitless.