Secret ink smorgasboard
June 21, 2009
Here is a nice round-up of some simple sneaky inks. The old favorites like lemon juice and vinegar are there, but also some more sophisticated systems using stuff like cerium oxalate and iodine fuming.
From the pages of MAKE:
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This post has been written by Sean Michael Ragan on Jun 20, 2009 04:00 PM couresy of makezine.com.
