[kach22i]

http://ecomodder.com/forum/showthrea...orm-28260.html

Originally Posted by aerohead

Here is a wind tunnel tuft study of one of the K-form models clearly demonstrating attached longitudinal vortices, where the higher pressure side flow is migrating up into and shearing the lower pressure air on top.These 'true' fastbacks are the most sensitive of all body types to upper edge radii and tumblehome effects.On a dusty,leaf-covered,or wet road,you'd be able to clearly see these tornadoes trailing behind the 'car.'