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Video: How the Toyota Prius hybrid works

Ever wondered how the Toyota Prius hybrid car works? Us too, so we asked the wonderfully named Gerald Killman, Toyota's powertrain engineer, to explain

Rory Reid

Ever wondered how the Toyota Prius hybrid car works? Us too -- that's why we followed the wonderfully named Gerald Killman, Toyota's powertrain engineer, all over Geneva until he spilled the beans in a step-by-step manner.

Apparently it has something to do with a battery, an electric motor, an exhaust-heat recirculation system, and a special type of engine that uses something called the Atkinson Cycle. Have a look for yourself, then go and impress your mates with your newfound knowledge.