Elemental barium in mineral oil. Barium is a soft silvery metallic alkaline earth metal. It is never found in nature as a free element because of its high chemical reactivity | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Degginger, Phil |
Bildgröße: | 4992 px × 3328 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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