Put the water in the tray as usual, no weird bumps/earthquakes in the day, but one cube froze with …. Well… it’s happy to see me, I guess lol
https://imgur.com/a/jx2jj4O
In: Chemistry
It’s an [ice spike](https://en.wikipedia.org/wiki/Ice_spike).
The Wikipedia article explains how they form, but frankly it’s way too complicated for me to understand. So I’m content with knowing that it’s a naturally occurring thing, and the “how” is beyond my reach.
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