Jul 19, 2012 #1 G Geek Active member Jun 6, 2008 21,741 0 36 This isn't candy. Nor is it splinters of wood from a multi-colored tree. In fact, it's a false-colored scanning electron micrograph showing caffeine crystals in close-up detail. No wonder the stuff gets you going first thing in the morning. More »
This isn't candy. Nor is it splinters of wood from a multi-colored tree. In fact, it's a false-colored scanning electron micrograph showing caffeine crystals in close-up detail. No wonder the stuff gets you going first thing in the morning. More »
