Tasty Desgin
The annual report for Podravka, a Croatian food company, has to be heated in the oven before you can read it.
Called Well Done, the report features blank pages printed with thermo-reactive ink that, after being wrapped in foil and cooked for 25 minutes, reveal text and images.
Re-blogged from Kottke.org. if you haven’t figured it out by now, you should probably just be reading his blog instead of mine. I steal almost all of my interesting links from him.