Cigarette filter. Coloured scanning electron micrograph (SEM) of the filter of a cigarette. This filter contains acetate fibres (brown) and grains of charcoal (grey). These help to remove toxic chemicals and unpleasant odours from the cigarette smoke. Magnification: x35 at 6x7cm size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nishinaga, Susumu |
Bildgröße: | 3720 px × 2997 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |