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Whether you take it as a single shot or a double, a great Barista want’s to know the details on what’s happening with the espresso machine. [Tobi] was happily generating the morning cup when he realized that the needle-thermometer on his machine wasn’t working any longer. Instead of shelling out a lot of money for [...]

Tags:  espresso machine caffeine espresso-machine barista single-shot cooking hacks  

If you’ve ever thought about extracting caffeine from coffee beans, [Ben] is the guy for you. The last time we ran into him, he had already produced a few aerogel monoliths with a few chemicals, pipe fittings, and some CO2. We’re guessing he needed another use for his supercritical drying chamber, so after looking over a few patents, [...]

Tags:  coffee caffeine home ben few-chemicals drying-chamber coffee-beans chemistry hacks