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Probably a stupid question, but will we ever have something like a microwave to make things cold? Is there a reason this can't exist?
(lemmy.dbzer0.com)
this post was submitted on 14 Sep 2023
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Push heat into something is easier than pull heat out of something
That's not how a microwave works.
It pretty much is. It bathes your food in intense radio waves that get absorbed and turned into heat.
Pushing energy into a thing is easier than stopping it
Make something vibrate fast easier than make something vibrate slower