Sometimes the comics we feature on dotTech are funny; other times, they are not. Today I have a comic that I am sure will make you laugh. I quite literally laughed out loud when I read it.

Before I show you the comic, let me explain the background of the joke. Diamonds are essentially carbon that has been put under a lot of pressure at high temperatures for millions (billions?) of years. Coal contains quite a bit of carbon. Get it? Now check out the following comic:

Bahahahaha…

[via Threadless, Geeks are Sexy]