Loeb respirator. 19th Century artwork of Bernhard Loeb wearing the respirator he invented. It consisted of a three-chambered metal canister,carried around the waist,enclosing a filtering system of liquid chemicals,granulated charcoal and porous wadding. A hose attached the canister to a mouth piece. Image from 'La Science Illustree' Louis Figuier (1895) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4134 px × 5096 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |