New ink makes tattoos less permanent

Scientists at two U.S. universities developed a solution to make tattoos less permanent -- an ink that can be removed with a single laser treatment.

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<p><a href="http://www.physorg.com/news86683469.html">New ink makes tattoos less permanent</a></p> <p>Scientists at two U.S. universities developed a solution to make tattoos less permanent -- an ink that can be removed with a single laser treatment.</p>