A bus powered by human poop is up and running in the UK http://t.co/oBavgZ3xze via @mashable
— Flush This (@flushthis) November 22, 2014
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A bus powered by human poop is up and running in the UK http://t.co/oBavgZ3xze via @mashable
— Flush This (@flushthis) November 22, 2014