ultraviolet ray
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Business
Hanoi has a very high harmful UV index
According to the National Center for Hydro-Meteorological Forecasting, on May 18, provinces and cities in the Northern region had moderate…
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THỜI SỰ
In the South, it rains in the evening, and the UV rays are very high during the day
Although the sun is intermittent, it is cloudy, but the UV index in Ho Chi Minh City is still high…
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Công nghệ
Why does the inner phone case turn yellow?
However, many phone case has turned yellow over time. Why so? The materials that make up the case play an…
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