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Alexander Schey is just 26 and in the garage of a fairly ordinary house in west London where he, and a few other fellow London students, built a battery powered electric car.

Then, to raise awareness of their new battery management system, they drove along 25,000 kilometres of the Pan American Highway.

But this was more than just an elaborate student escapade; as you can hear in Global Business, it has now become an interesting consultancy business.