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Canadian startup aims to reduce sunburns with UV-sensitive pen

A Waterloo, Ontario startup is aiming to protect people from overexposure to the sun. Suncayr has developed a body marker that changes colour when sunscreen wears off.

A Waterloo, Ontario startup is aiming to protect people from overexposure to the sun. Suncayr has developed a body marker that changes colour when sunscreen wears off.


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