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Copper (media.piefed.social)
submitted 4 months ago by to c/science_memes@mander.xyz
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cross-posted from: https://piefed.social/c/historymemes/p/1836852/copper

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[–] 3 points 4 months ago

I am suddenly reminded of that Tech Ingredients video on YouTube where he turned a A/C window unit into a liquid heat pump.

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