And it gives a stunning one horse power of output along with some dung. The intake is purely bio-dependent fuels and this includes grass, maize and corn. I must mention that the engine does have a soft corner for oats. Having said that, its a lovely way to catch attention in these days of extremely high fuel prices. Perhaps companies out for some advertising should get one of these.

Called as Naturmobil, it consists of a horse riding a treadmill which not just powers the car / cart (whatever) but also charges a battery simultaneously. The battery can take over when the horse gets tired.

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