Like an auto-deleting ebook, The Book That Can't Wait will vanish in 60 days. It's printed with ink that disappears when exposed to sunlight. The Buenos Aires-based publisher Eterna Cadencia created this anthology of...
https://www.neatorama.com/2012/07/03/you-cant-put-this-page-turner-down-because-its-written-in-disappearing-ink/
You Can't Put This Page Turner Down Because It's Written in Disappearing Ink
Van Gogh's Disappearing Ear Mug
Here's a clever use of thermochromatic ink (the ki... ...atch Van Gogh's ear disappear!From the NeatoShop: Disappearing Van Gogh's Ear Mug | More " disappearing " mugs
https://www.neatorama.com/2010/07/19/van-goghs-disappearing-ear-mug/
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