Radiation warning. Conceptual artwork of a question mark (yellow) combined with the international radioactive trefoil symbol (bottom),developed in the 1940s. This image represents safety concerns over radiation and radioactive materials | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wood, Stephen |
Bildgröße: | 3539 px × 5008 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |