WHAT ARE ULTRAVIOLET LIGHTS GOOD FOR?

2 months ago, Sun, Oct 8, 2017, 05:23:53
WHAT ARE ULTRAVIOLET LIGHTS GOOD FOR?
UV flashlights are most typically seen and famous in TV crime scene investigators who hunt for body fluids. UV flashlight is usually known for its pink light which has a shorter wavelength than the visible light.UV light’s wavelength levels from 10 nm (nanometres) to four hundred nm.

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