Baron Justus Von Liebig, German chemist and pioneer, 19th century.
© Science Museum / Science & Society Picture Library
Liebig (1803-1873) was a German chemist and pioneer in the training of chemists and in agricultural chemistry. He was one of the most illustrious chemists of his age; Liebig was the founder of agricultural chemistry, a discoverer of chloroform and chloral and, with Friedrich Wohler (1800-1882), of the benzoyl radical. He vastly extended the method of organic analysis, and invented appliances for analysis by combustion and also Liebig's condenser.