"Pete" <Pet### [at] nymaliasnet> wrote in message
news:265### [at] nymaliasnet...
>         After reading the discussion on variable turbulence, I
> decided to see what I coudl whip up.  In this picture, the
> radial pattern has zero turbulence and goes up to a turbulence
> of 2.0 near the edges of the picture.
>         Source in povray.text.scene-files
>

    One of those would make a nice cigarette smoke.

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