![](https://nthumb.tpgimages.com/mid2_com_img/1339/7975/TOP10165830.jpg)
Copper oxides on watchglasses. The colours show the difference in oxidation state of the copper in copper (I) oxide (Cu2O, red) and copper (II) oxide (CuO, black).
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Details
Creative#:
TOP10165830
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
N/A
Right to Privacy:
No
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