New wallpaper for the work computer. Chosen because of the brilliant colors, the prismatic effect of the raindrops, and the unsettlingly alien appearance of a marigold in macro.
It's a very specific term. (http://en.wikipedia.org/wiki/Caustic_%28optics%29) Mostly I meant light being reflected by things, but this is close enough for government work.
Acid is also caustic, and it's not like I didn't think of that.
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Acid is also caustic, and it's not like I didn't think of that.
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Acid is also caustic, and it's not like I didn't think of that.
That's the only way that I've heard the phrase being used before!