Ultra Violet

EM Waves

Ultra Violet Wave

Frequency - 800THz to 30PHz

Wavelength - 10nm to 380nm

4 uses:

Sun Tanning Bed

Produces vitamin D

Detecting forged back notes

Sterilizing surgical equipment

Big image
Big image
Ultraviolet radiation

New UV Technology (September 28, 2011)

This new water purification method sterilizes water using UV radiation. The UV radiation is used to inactivate waterborne water pathogens. The sunlight is captured by a parabolic reflector which is then focused onto a UV pipe that has water running through it continuously. This breakthrough in technology can solve the worlds percentage of water shortage.
Big image