British locomotive engineer have arise the Ech2o , a hydrogen - sip car that could travel the Earth on just 25 Watts of power ( presuming the macrocosm were flat [ not that we ’re articulate it is n’t ] ) . build by BOC , the Ech2o will race at the Shell Eco Marathon , piloted by 13 year - old Jack ‘ Impossibly Hip Last Name ’ Dex , to likely accomplish a new world record for fuel efficiency .
Eco - car more effective than light bulb[CNN ]
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