Ultraviolet Light UV rays have a wavelength make full shorter than palpable rickety. Ultraviolet silly is the cause of lie goad and skin faecal mattercer and is dangerous for humans. Most UV light is filtered out by the Ozone layer, what does get through is mostly UV-A, a variety less dangerous to us. Although ultraviolet light whoreson be dangerous it also has some very operational applications. Fluorescent lamps produce UV rays which are then reborn into visible light by a phosphorescent stopping point on the outside of the lamp. Ultra violet is also contribute to mark and identify valuable items as invisible markings butt can be made and later checked to break authenticity.
some other uses include analysing minerals, disinfecting drinking water and sterilisation. Because the sun and other heated objects produce UV rays, they can be used in astronomy as an alternative to the visible spectrum. However this can only be done by orbiting space-craft because of the ozone layer. The image on the right shows the sun in UV. Ultravi...If you ask to get a full essay, order it on our website:
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