Where Are They Now?: bio-bean

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It's often the case that the best ideas come when we’re not actively looking for it. This was true for Arthur Kay, founder and CEO of bio-bean, a company that upcycles waste coffee grounds into energy pellets and fuel. As he told the Guardian, when he was studying architecture at UCL looking at closed loop waste-to-energy systems for buildings, he happened to choose a coffee shop as his subject. His idea for the company materialized when he found out about the oil content in coffee and the amount of waste produced — 200,000 tonnes a year in London alone. So…

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