Topic: Ultraviolet Lights
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What is Ultraviolet Light?
Everyone has heard of U.V. light. Well that's what it is. UV light comes from the sun and is very harmful to our skin. It is non-visible. It can be seen on a spectrum though. Those cool black lights are U.V.lights too. We can use those to m... Read More »
Source: http://answers.ask.com/Science/Physics/what_is_ultraviolet_light
What Is an Ultraviolet Light Pen?
Ultraviolet (UV) light pens work much like black lights, able to pick up writing and certain inks other lights cannot. Pens are one of the newer ways to give you the ability to take UV lights anywhere. Read More »
Source: http://www.ehow.com/facts_6323441_ultraviolet-light-pen_.html?ref...
What Are the Uses of Ultraviolet Light?
Ultraviolet light, or UV light, is a type of electromagnetic radiation that has a wavelength somewhere between visible light and X-rays. It is widely used throughout the world, in everything from production of usable electricity (the sun's ... Read More »
Source: http://www.ehow.com/facts_5016552_uses-ultraviolet-light.html
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Ultraviolet Lights
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The discovery of ultraviolet light by Johann Wilhelm Ritter, in 1801, led to a better understanding of the electromagnetic spectrum. Centuries later, researchers and scientists continue to build on Ritter's findings. This knowledge of ultra...
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Source: http://www.ehow.com/about_4588280_who-discovered-ultraviolet-ligh...
Exposure to ultraviolet radiation causes skin cancer. There is no such thing as healthy sun tan, and both UVA and UVB rays can cause cancer. Ultraviolet radiation, like other forms of radiation, can disrupt the replication of DNA during cel...
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Source: http://www.ehow.com/facts_5150023_ultraviolet-light-dangerous.htm...
A garden pond provides depth and beauty to just about any landscape. However, keeping these ponds crystal clear is a constant fight against algae. One way that you can help defeat this enemy is by installing ultraviolet lights in your pond....
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Source: http://www.ehow.com/how_5488038_install-ultraviolet-lights-pond.h...
Using ultraviolet light to purify water has many advantages. Once you have all the components for the system, you can purify large amounts of water fairly quickly and at a low cost. Other types of water purification systems use chemicals or...
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Source: http://www.ehow.com/how_6082082_purify-water-ultraviolet-light.ht...
Chloramines are products formed by the reaction between certain organic compounds and free chlorine in swimming pools. Since they are strong eye and respiratory irritants, it's desirable to keep levels of these compounds as low as possible.
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Source: http://www.ehow.com/facts_7495109_ultraviolet-light-destroys-chlo...
Ultraviolet light, which is also called UV light, is invisible to the naked eye. That's because its wavelength is too short for our eyes to perceive, unlike visible light. On the spectrum, the area of UV light has three regions. In order, t...
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Source: http://www.ehow.com/about_5091067_different-types-ultraviolet-lig...
