A digital scale is used to measure weight of cotton balls in grams. First in set of two images comparing different volumes giving the same weight. See image SS21317576 for lead weight. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Source / Alexandre Dotta |
Bildgröße: | 3085 px × 3615 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |