Metal Etching With Baking Soda,DC Adapter and Water

Add me on Facebook (click LIKE on Facebook to add me)http://on.fb.me/1lHLtqCIf you want to make some image or logo to metal,you will do this with household items like bakind soda,DC adapter 12 volts,water,electric tape and small jar.Subscribe to my channel page American Hacker:http://bit.ly/1reKdMa ...

By: macobt



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from Instructables: exploring - technology http://ift.tt/12r66im