Iron filings being heated on a combustion spoon in the flame of a Bunsen burner. The spoon itself is glowing red hot,but the iron filings (grey) are unchanged | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 3222 px × 4367 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |