A high school chemistry student in San Clemente, CA, enters information on an experiment in qualitative analysis using a data sheet | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Grant, Spencer |
Bildgröße: | 4368 px × 2912 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |