Pierre-Oscar Figuier (1759-1817). 1867 illustration of the French chemist and pharmacist Pierre-Oscar Figuier. Figuier was the first to discover the decolorising properties of bone char (bone black) - a porous black granular material produced by charring animal bones. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Collection Abecasis |
Bildgröße: | 2607 px × 3685 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |