Fantastic image of the wheel fairings on the original 1 litre Volkswagen
The front ones curve outward sharply from the centre.
![](http://www.carmagazine.co.uk/upload/9534/images/1VW1-litre-green-car.jpg)
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Vortex generators are old tech. My new and improved vortex alternators are unstoppable.
"It’s easy to explain how rockets work but explaining the aerodynamics of a wing takes a rocket scientist.