White light, like sunlight, is made up of many different colors of light. We see this when raindrops split the light into a rainbow. The purple part of a rainbow is violet light. Some parts of the light spectrum are not visible to the human eye. The invisible part next to purple (violet) is called the ultraviolet spectrum.
ultra violet rays
ultra violet rays Actually, it's spelled ultraviolet rays.
Ultra Violet Rays
ultra violet rays
"ozone"
no
Ultra violet radiation or UV rays are harmful. Ozone protects us from it.
UV rays? or Ultra Violet rays
chlorophyll
No
Ultra Violet :D
Ozone layer.