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excellent blending capabilities
the vibrant gold tone is especially effective for Christmas
Author: Giles Andreae | Illustrator: Guy Parker-Rees
Ideal for developing speaking
Ultraviolet LED L1-Construction-L2-General Construction-L3-Eco Construction excellent blending capabilitiesUltraviolet LedA UV torch light emits ultraviolet radiation a type of light energy that is not visible to the human eye. When ultraviolet light hits certain objects, they can fluoresce a phenomenon similar to a bright glow. Many objects and substances such as paints, dyes, minerals, animals and body fluids exhibit fluorescence, which means that the presence of these things can be detected only when a UV light source shines on them. Students can
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