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Message: <blockquote data-quote="Bob Blaylock" data-source="post: 828735" data-attributes="member: 16749">Did you know that in astronomy, the word “<a href="https://en.wikipedia.org/wiki/Metallicity" target="_blank">metal</a>” can be used to refer to any matter that is not hydrogen or helium?  So, in this picture, the only thing visible that is not metal, by that definition, is the Sun.  Of course, even by the more usual definition, the Jeep that appears in this picture is mostly metal, along with the barbed and mesh wire of the fences to either side, and the overhead power lines, and some of the content of the trash piles in the distant background.  Of course, there are the wooden fence posts and utility poles, as well as that black pile which is of some sort of ground wood material.[ATTACH=full]415004[/ATTACH]</blockquote>