As part of ongoing efforts to reduce pollution in the capital, London's buses are set to utilise a new source of fuel: coffee grounds. Thanks to a collaboration between Bio-Bean, Shell and Argent ...
Even these buses need their fill of caffeine. Waste coffee grounds will be powering some of London's buses from Monday on, according to tech firm bio-bean, and petrol giant Shell. SEE ALSO: This R2-D2 ...
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