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ultraviolent radiation
to see
Wavelengths
Doom
It depends what type of caner: Lung: avoid smoking or toxic fumes Skin: Ultraviolent radiation etc.
A Clockwork Orange
Ultraviolent rays
ultraviolent radiation
UV originate from sun. these are high frequency rays.
Used in water purification.Dentists use it to solidify composite materials.
Our Sun is one source of UV rays, as are electric arcs such as in welding.
If you are referring to 3k background radiation, the Big Bang.