Lead to skin aging: the skin will age when it is irradiated by strong ultraviolet rays. This is because ultraviolet rays will make skin tension worse, lose elasticity, and cause aging phenomena such as relaxation and sagging. Moreover, UVR in ultraviolet rays can also destroy collagen fibers in skin tissue, causing wrinkles and relaxation of skin.
Extended data:
Precautions for ultraviolet disinfection:
When it is necessary to pay attention to the disinfection of articles with ultraviolet disinfection lamp, it is suggested to spread or hang the articles to expand the irradiation surface. The effective distance is one meter, and the irradiation time is about 30 minutes.
Pay attention to keep the environment clean when using ultraviolet disinfection lamp, and there should be no dust and water mist in the air. When the indoor temperature is lower than 20 degrees Celsius or the relative humidity exceeds 50%, the irradiation time should be extended. After scrubbing the ground, wait until the ground is dry and then disinfect it with ultraviolet light. ?
People's Daily Online-Health Warning: How to use chopsticks healthily if they cause cancer for more than 3 months?