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February 21, 2017

Color changing hair dye responds to temperature

by Larra Morris

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The Unseen, a company founded by Lauren Bowker has developed FIRE, a hair dye that changes colors based on temperature. When cool, the hair appears dark, and the hotter it gets, the lighter and more vibrant the color gets. The dye will be available in a variety of vibrant and subtle colors, and is semi-permanent so it should last through a few washes.
via Geekologie

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