Printable Battery

This is a VERY beta design. I was inspired by a video on YouTube of a guy making a battery out of an aluminum can, copper wire, and salt water. http://www.youtube.com/watch?v=yA6Jde77UNc As a kid I had made similar batteries using zinc, copper, and salt water.

For this you will need:
1. Copper wire
2. A small sheet of zinc - although you could modify the design and make it work with a galvanized nail (aka zinc coated nail)
3. Bits of wire
4. Salt water
5. Some acetone or ABS glue if y