In article <3eba0869@news.povray.org>,
 "Andrew Coppin" <orp### [at] btinternetcom> wrote:

> Hmm... gases don't *appear* reflective... but does a gas have a surface???

Mirages. The varying density can cause reflections.

-- 
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: chr### [at] tagpovrayorg
http://tag.povray.org/

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