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News & Notes WHAT ARE UV RAYS? Why are they hazardous? Ultraviolet light is a form of radiation that can penetrate and change skin cells. There are two types of UV rays to worry about: UVA and UVB.
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Document Date: 2016-07-01 15:01:47
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News & Notes WHAT ARE UV RAYS? Why are they hazardous? Ultraviolet light is a form of radiation that can penetrate and change skin cells. There are two types of UV rays to worry about: UVA and UVB.