"Trevor Quayle" <Tin### [at] hotmailcom> wrote in message
news:3c0f778a$1@news.povray.org...
> The only problem I'd see with blobs is conservation of volume, with
'solid'
> spheres, it is fairly easy to maintain because each sphere has a definite
> surface and volume, with blobs this is not the case. I suppose an
> apporximation may give acceptable results.  Just food for thought.

Of course, with small enough spheres, this wouldn't be too much of a problem
(as noone would notice the added volume) :)

...Chambers

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