Quote:
Originally Posted by humfrz
Well, maybe so ...... but.....the "swirls" do set up a micro-turbulence on the surface of a black car .... thus slowing it down .... 
humfrz |
Actually it might set up a boundry layer of air, concept of how golfballs and submarine skins work, making it faster!
And the air inside heats up more making it lighter!