Colours made from cobalt
3 colours that our sources say are made from cobalt.
Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Blue: Marie-Lan Nguyen, Public domain, source
3 colours that our sources say are made from cobalt.
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
Every Monday: seven colours you may not know, what the world is wearing this week, and one idea about colour.