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Keywords: Fluorescence in glow sticks that are yet to be activated.JPG en Glow sticks are based on an energetic reaction between two chemicals This excites electrons in a fluorescent dye which then emit photons What we can see in this image is the fluorescence of the fluorescent dye when exposed to a different energy source UV light 2011-09-17 00 26 52 own Pixelmaniac pictures <span class signature-talk >Leave a reply</span> cc-zero Uploaded with UploadWizard Fluorescence |