Coloured scanning electron micrograph (SEM) of pollen grains (yellow) on woven cotton fabric. This fabric is typical of that used for cotton face masks. Magnification: x200 when printed 15 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / EYE OF SCIENCE |
Bildgröße: | 6400 px × 5522 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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