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Pen creates drawings that conduct electricity

Joker
Experienced Contributor

Pen creates drawings that conduct electricity

This pen creates drawings that conduct electricity. Amazing!

 

 

Brad
Valued Contributor

Re: Pen creates drawings that conduct electricity

First thought was carbon in the ink but it turns out to be silver.
ro-novation
Budding Contributor

Re: Pen creates drawings that conduct electricity

Whaaaaaaaat. That is AMAZING.

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