Researchers Develop Regret-Free Tattoo
By Tuan C. Nguyen
LiveScience Staff Writer
11 July 2007

Excerpt: "Now scientists at Brown University have made microencapsulated beads filled with dyes. These beads are mixed with a solution to make tattoo ink. Free of heavy metals and other toxins, the ink is safer than conventional products and is easily removed. When you want to wipe "Veronica" or "Jake" off your arm, a single laser treatment breaks the beads, allowing the body to naturally expel the dye trapped inside and bring a formal end to that old fling."

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