They make ultrasonic jewelry cleaners for $75 that should work just fine. You're... | Hacker News

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		bongodongobob on May 7, 2024 \| parent \| context \| favorite \| on: Cold brew coffee in 3 minutes using acoustic cavit... They make ultrasonic jewelry cleaners for $75 that should work just fine. You're referencing something that is intended to be used with hundreds of gallons of water.

iancmceachern on May 7, 2024 [–]

I'm just talking about the paper. If they had referenced what you mention I would have referenced that

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