The difference of radiation 2 types in sunlight which is harmful to the skin.Illustration about UVA penetrate deep than UVB. premium vector by solar22

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vector illustration day sign sunlight sun medical care skin symbol icon exam lifestyle rays pass disease inside surface science cancer deep ultraviolet radiation attack cells straight spectrum layer exposure enter anatomy sunburn harmful hitting prevention invade uva beaming absorption types penetrate epidermis dermis sunscreen uvb body part skin cancer

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