Getting copper out of your cocktail and petroleum off your produce using UV-visible and atomic absorption spectroscopy

Craig Bettenhausen at C&EN reports the Moscow mule is a classic American cocktail made with vodka, ginger beer, and lime juice and traditionally served in a copper mug. Though some say the copper’s taste or thermal conductivity enhances the experience, most sources agree that the mugs are mostly a marketing shtick cooked up in the…