Do you get dark if you don't touch ultraviolet light in places where there's plenty of outdoor light?
There are ultraviolet rays everywhere... For a long time, of course it will be black.The sunshade can only block out some ultraviolet rays. You can't stand the refractionSunscreen can only be protected in the corresponding time due to UV damage.You stay in the house during the day and you're exposed to ultraviolet light.
Specifically, the formation of melanin pigment cells in the basal layer, the oxidation reaction involves a series of studies have found that UV can be activated in the process of tyrosinase activity, melanin and accelerate the aging of cells, other rays have this role you know that.
According to the existing medical theory, this is the case.But in places where there is plenty of light, how do you get out of touch with UV rays? From a physical point of view, it's hard to do, huh?.
