Hybrid buses are to be the next big thing in public transportation. I live in a medium-sized city (about 200,000 inhabitants), but we already have hybrid diesel-electric buses.
The diesel charges a battery, and the battery propels the bus for as long as fuel exists in the tank. A dutch company, called e-Traction has developed a new type of hybrid bus. It has the same working principle, but the difference is that the electric motors are embedded in the wheels.
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