Scientists use battery-testing tool to identify coffee’s ‘chemical fingerprint’ — reveals what makes it taste good

University of Oregon researchers repurposed a tool called a potentiostat, typically used to test batteries, to send an electrical current through coffee. 

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May 15, 2026 - 20:05
Scientists use battery-testing tool to identify coffee’s ‘chemical fingerprint’ — reveals what makes it taste good
University of Oregon researchers repurposed a tool called a potentiostat, typically used to test batteries, to send an electrical current through coffee. 
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