Traditional Culture Encyclopedia - Weather inquiry - The weather forecast says that the ultraviolet index is too high, and people are often reminded to take protective equipment. Why?
The weather forecast says that the ultraviolet index is too high, and people are often reminded to take protective equipment. Why?
Protective products such as sunscreen can play a certain role in protecting the skin.
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Prevent skin damage caused by ultraviolet radiation to human body, mainly to prevent ultraviolet UVB radiation; And preventing UVA ultraviolet rays is to avoid skin tanning. In Europe and America, people think that dark skin is a symbol of bodybuilding, so instead, tanning agents should be added to cosmetics without considering the protection against long-wavelength ultraviolet rays. In recent years, this view has changed. People have begun to strengthen the protection against long-term ultraviolet rays because they realize that long-term ultraviolet rays may cause serious damage to the human body.
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