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I used sound waves to make espresso. It could cut coffee-brewing energy use by 75% (theconversation.com)
submitted 4 months ago by to c/science@lemmy.ml
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[–] 2 points 4 months ago (1 child)

Looks legit, especially for cold brews.

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  • [–] [S] 2 points 4 months ago

    Definitely a unique approach to coffee making. I was thinking how you do generally want coffee to either be cold or hot, room temperature is the one temperature that just doesn't work.

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