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Painting with electricity

Updated: Nov 19, 2023

When you combine an electrolyte solution with different voltages, you can create a rainbow of colors on titanium metal. Here, I'm using a paintbrush dipped in an electrolyte solution and connected to a series of 9V batteries to "paint with electricity".

This site has an amazing explanation and demonstration of the process of anodization:

And this instructable walks you through how to paint with electricity:

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