The Chemistry of Coffee MugCelebrate the chemistry of your favorite morning elixir with this Coffee Chemistry mug. In classic black and white, this it not only holds your precious brew, but also serves as a visual reminder of the complex chemistry that makes coffee the drink you desire. While you sip, ponder not only the star of the show that provides the boost of energy you crave caffeine but also the supporting cast. You'll find guaiacol, which imparts that smoky, roasted