Pigments, including: Lazurite, Pigment, Melanin, Bilirubin, Crimson, Rhodopsin, Turacin, Carmine, Lake Pigment, Fugitive Pigments, Staining, Soot, ... Bistre, Carbon Black, Azo Compound, Bice

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More info: A pigment is a material that changes the color of reflected or transmitted light as the result of wavelength-selective absorption. This physical process differs from fluorescence, phosphorescence, and other forms of luminescence, in which a material emits light.