Ultraviolet (UV) is an electromagnetic radiation with a wavelength from 10 nm (30
PHz) to 380 nm (750 THz), shorter than that of visible light but longer than ...
Mar 20, 2015 ... Exposure to ultraviolet (UV) radiation is a major risk factor for most skin cancers.
Sunlight is the main source of UV rays. Tanning lamps and ...
Stratospheric ozone depletion due to human activities has resulted in an
increase of ultraviolet radiation on the Earth's surface. The article describes some
Ultraviolet (UV) radiation is defined as that portion of the electromagnetic
spectrum between x rays and visible light, i.e., between 40 and 400 nm (30–3 eV)
May 24, 2013 ... UV radiation is part of the electromagnetic (light) spectrum that reaches the earth
from the sun. It has wavelengths shorter than visible light, ...
Mar 31, 2015 ... Ultraviolet light is a type of electromagnetic radiation. These high-frequency
waves can damage living tissue.
Jul 13, 2016 ... Ultraviolet (UV) rays are a part of sunlight that is an invisible form of radiation. UV
rays can penetrate and change the structure of skin cells.
The harmful effects from exposure to ultraviolet (UV) radiation can be classified
as acute or chronic. The acute effects of UV-A and UV-B exposure are both ...
Characteristics of Ultraviolet Radiation. UV rays are just beyond visible light at
shorter wavelengths than the last visible ray, which is violet. Ultraviolet rays are ...
Dr. Gary Heiting explains ultraviolet radiation and SPF, and which sunglasses
best protect your eyes from the sun's harmful UV rays.