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BioBean Uses Coffee Grounds to Fuel Your Fire — Literally


Strong coffee is sometimes referred to as “rocket fuel,” but London-based startup Biobean uses spent coffee grounds to make a much more literal type of fuel: the kind that powers stoves, fires, and even industrial furnaces.

Biobean was started in 2013 by Arthur Kay, an architecture student who realized that even when a coffee shop is sustainably designed, it still generates huge volumes of waste in the form of coffee grounds. But because they’re usually still hot when they hit the trash and add weight quickly, baristas typically empty coffee grounds into a separate container. That, as Kay noticed, makes it easy to collect out of the waste stream for reuse. 

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