> It's a Braun fan. Modeled mostly in Blender. The stand was also modeled in
> Blender, but when I added a transparent color, rendering times became too long
> (as in stuck at 0% for > 24 hours). So I remade the stand in Povray SDL instead.
> Now render time is about 5 minutes. What is it about transparent meshes that
> causes rendering times to slow down so much?
>
>
>

Tranparency in mesh should not cause such a slowdown. Maybe there was 
LOTS of triangles located inside the mesh, hiden by it's opacity...
Try placing that problematic mesh in a merge to see if the slowdown 
still occurs.


Alain

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