Pioneer in analytical chemistry who worked with essential oils, identifies eucalyptol, prepared cyanamide, and analyzed the famous Orgueil meteorite
Author Archive for: Vera Koester (630)
A European Chemist, If Not A World Citizen
Chemistry Europe Fellows award ceremony during the Corona pandemic
Wilhelm Haarmann (1847 – 1931)
Co-discoverer of the first synthesis of vanillin
The Chemistry of Fireworks
The video shows what happens during fireworks and how chemistry is involved
Paul Immerwahr (1866 – 1926)
Brother of Clara Immerwahr who provided the stimulus and money for the syntheses of the insecticide pyrethrum and artificial pepper
Recipe for Lebkuchen
German gingerbread is soft and moist and is made with nuts and a special spice mixture, the Lebkuchen spice
Sourdough Chemistry
A stable symbiotic culture of lactic acid bacteria and yeasts used as a leavening agent
Recipe for Vanilla Anise Cookies (Anisplätzchen)
Another kitchen experiment: The cookies must develop "feet"
Nutmeg Chemistry
A look at the chemistry of the slightly volatile aroma of nutmeg
Hartshorn Salt Chemistry
Hartshorn salt is a mixture of two parts ammonium hydrogen carbonate and one part ammonium carbonate and some ammonium carbamate