"Morning" Colored Titanium Pin

E. Douglas Wunder colors titanium with electricity to design his "Morning" pin.

Step 11

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11. Color the other pin parts by electricity, with the exception of one silver piece for the back of the pin. First, dip the part in the mild acid then submerge the piece in a bath of water and charge it with electricity. A different solid color results by controlling the voltage. The suns rays will be blue and the sun and background will be yellow.

"Morning" Colored Titanium Pin

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E. Douglas Wunder