I got bored so I started drawing on a 80 mm fan I had lying around with a permant pen. It turned out very good in the end. Here are some pics.
Hmm .... I have a pic where the blades of my fan look transparent ... Tho I can't compete with the metallic effect
http://koti.mbnet.fi/patentti/a_paint_fan.htm Chromefan. Only in Finnish but pictures should be enough
The chrome fan mod is very cool, I've done the same thing for sapphire...I'll include a pic if I ever post up the mythical Part 4.
I used some plasticote metallic spraypaint (Halfords £5.99) to paint my chimney fan. I took the fan apart to do it which was pretty easy. (see Macroman`s fan spraying guide on this very site ) I got quite a nice shiny result, as you might be able to see here... Although I havent stuck it in place yet which is why you can see my arm