the_mighty_kracken comments on I used sound waves to make espresso. It could cut coffee-brewing energy use by 75%

I used sound waves to make espresso. It could cut coffee-brewing energy use by 75% (theconversation.com)

submitted 3 months ago by arbilp3@aussie.zone to c/environment@aussie.zone

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[–] the_mighty_kracken@lemmy.world 1 point 3 months ago* (3 children)

This sounds like a great way to torture your family pet. They can hear ultrasound, and the brew time for this is 2 1/2 to 3 minutes.

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[–] Squizzy@lemmy.world 5 points 3 months ago (2 children)

Proof concepts can be refined to dampen sound beyond the unit. Its cool to save energy.

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[–] the_mighty_kracken@lemmy.world 2 points 3 months ago (1 child)

It's a neat idea, I just hope they take the unintended consequences into account. Imagine this product being used at an industrial scale near wildlife.

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[–] PabloSexcrowbar@piefed.social 3 points 3 months ago

On the other hand, it may have the unintended effect of keeping rats and mice away from brewing sites.

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