Chemists create disappearing tattoos: Here's the science behind how they work

Summary
How handy would it be if you could make your tattoos invisible for a job interview in the morning, and reveal them again for a party in the evening? This sounds like science fiction, but it may soon be reality.
Description from Phys.
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Chemists create disappearing tattoos: Here's the science behind how they work
How handy would it be if you could make your tattoos invisible for a job interview in the morning, and reveal them again for a party in the evening? This sounds like science fiction, but it may soon be reality.