How Johann Konrad Dippel almost ruined the Prussian blue business

German researcher well-known for his contributions to the Beer–Lambert–Bouguer law

Around 1700, Berlin was a colorful center of innovation – a scene that led to the discovery of the century: Prussian blue

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The tried-and-true content remains the same, but the look and feel and underlying architecture have been thoroughly revamped

French chemist discovered the element lutetium

The unpredictable properties of both crystalline forms of Fischer's hydrazone

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Mineralogist considered one of the founders of modern geochemistry

50 to 60 years ago, the global environmental movement began with Silent Spring, the Club of Rome, the first Earth Day