this post was submitted on 29 Dec 2025

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xkcd #3187: High Altitude Cooking Instructions (imgs.xkcd.com)

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xkcd #3187: High Altitude Cooking Instructions

Title text:

1,300,000-1,400,000 ft: Ask a crew member to show you how to use the ISS food warmer.

Transcript:

Transcript will show once it’s been added to explainxkcd.com

Source: https://xkcd.com/3187/

explainxkcd for #3187

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[–] WalrusDragonOnABike@reddthat.com 2 points 8 hours ago (1 children)

Boiling water is a fixed temperature at a given air pressure. Turning up the heat doesn't make the water hotter. You just lose it faster. If you need higher temperatures and are cooking in boiling water, then you have to use a pressure cooker.

[–] deltapi@lemmy.world 0 points 6 hours ago

Who said anything about turning the heat UP?