The colour-changing hair dye and other news
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The colour-changing hair dye and other tech news

BBC Click's Dan Simmons looks at some of the best of the week's technology news, including the hair dye which changes colour depending on the temperature.

Plus, a successor to the Sinclair C5 electric vehicle has been created and a passenger drone service will begin in Dubai in July.

See more at Click's website and @BBCClick.

  • 17 Feb 2017
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