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Ultraviolet

en.wikipedia.org/wiki/Ultraviolet

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 ...

What is ultraviolet (UV) radiation? - American Cancer Society

www.cancer.org/cancer/cancercauses/sunanduvexposure/skincancerpreventionandearlydetection/skin-cancer-prevention-and-early-detection-what-is-u-v-radiation

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 ...

Ultraviolet Radiation: How It Affects Life on Earth : Feature Articles

earthobservatory.nasa.gov/Features/UVB/

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 Radiation - Health Physics Society

hps.org/hpspublications/articles/uv.html

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) .

UVA & UVB - SkinCancer.org

www.skincancer.org/prevention/uva-and-uvb

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, ...

What Is Ultraviolet Light? - Live Science

www.livescience.com/50326-what-is-ultraviolet-light.html

Mar 31, 2015 ... Ultraviolet light is a type of electromagnetic radiation. These high-frequency waves can damage living tissue.

CDC - UV Radiation - NIOSH Workplace Safety and Health Topic

www.cdc.gov/niosh/topics/sunexposure/

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.

UV:harmful effects

enhs.umn.edu/current/5103/uv/harmful.html

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 UV Radiation

enhs.umn.edu/current/5103/uv/character.html

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 ...

Ultraviolet Radiation And Sunglasses: How To Protect Your Eyes

www.allaboutvision.com/sunglasses/spf.htm

Dr. Gary Heiting explains ultraviolet radiation and SPF, and which sunglasses best protect your eyes from the sun's harmful UV rays.

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ultraviolet radiation | Define ultraviolet radiation at Dictionary.com
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Ultraviolet radiation - World Health Organization

www.who.int

Ultraviolet (UV) radiation is part of the electromagnetic spectrum emitted by the sun. Whereas UVC rays (wavelengths of 100-280 nm) are absorbed by the ...

Student's Guide - Ultraviolet Radiation

uv.biospherical.com

Simply put, ultraviolet radiation (also known as UV radiation or ultraviolet rays) is ... Other types of electromagnetic radiation are gamma rays, X-rays, visible light, ...

Ultraviolet Radiation : OSH Answers

www.ccohs.ca

Ultraviolet (UV) radiation is similar to visible light in all physical aspects, except that it does not enable us to see things. The light that enables us to see things is ...