Description: The argument for an eco friendly etching solution vary, Environmental awareness rising costs and the availability of Ferric Chloride solution . I have found for a more eco friendly solution for etching metals. This is a Pdf Tutorial with instructions, formulas and tips for etching copper and brass using everyday items found locally as well as a few tips for adding color and depth along with techniques for preserving the finish. Also included are photos of etched sheet and finished items, and a few safety precautions for using and storing your eco friendly solution. This is a PDF file and requires Adobe Acrobat Reader to open and read. Because this is in digital format I cannot offer returns. I am sure you will be happy with the material, and I am available if you have any questions or comments, please feel free to email me anytime! Now available as a digital Download!