u/netean

Any idea what it was once used for?

>University of Oregon scientists repurposed battery-testing tool to better measure coffee’s flavor profile.

>University of Oregon chemist Christopher Hendon loves his coffee—so much so that studying all the factors that go into creating the perfect cuppa constitutes a significant area of research for him. His latest project: discovering a novel means of measuring the flavor profile of coffee simply by sending an electrical current through a sample beverage. The results appear in a new paper published in the journal Nature Communications.

https://arstechnica.com/science/2026/04/electrical-current-might-be-the-key-to-a-better-cup-of-coffee/

and the original article in Nature: https://www.nature.com/articles/s41467-026-71526-5