ultra-violet rays
They harm your eyes and make you blind.
Sunglasses block the rays from UV or Ultra Violet light. Sunglasses do not block out 100% of UV rays, however.
Sunlight comprises three components ; visible white light, ultra-violet rays and infra-red rays.
Gamma ray,x-ray & ultra-violet rays
The ultra violet rays can cause sunburn to your skin. Eye protection should also be worn as damage to your retina can cause blindness
Yes, the sun rays contain dangerous amounts of Ultra-violet radiation that can hurt your eyes and your skin.
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
Since the ozone layer has got a hole in it all the dangerous UV rays in. The UV rays burn the skin and are so bright too.
chlorophyll