"Invisible" <voi### [at] devnull> wrote in message
news:47877f70$1@news.povray.org...
> > Nitrogen, Oxygen, Argon, Carbon Dioxide, Neon, Helium, Water Vapour; or
> > what you called "air" :-P
>
> Dude... Argon??

Yes. Not much, but it's there. In fact, it's the most common noble gas, more
prevelent than neon or helium

Ar. Atomic number 18. Most common isotope: Argon-40

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