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further reading natural vs synthetic[ edit ] dyeing wool cloth, : from a french translation of bartolomaeus anglicus main article: natural dye the majority of natural dyes are derived from plant sources: roots , berries , bark , leaves , wood , fungi and lichens . [ ] most dyes are synthetic, i.e., are man-made
from petrochemicals. other than pigmentation, they have a range of applications including organic dye lasers , [ ] optical media ( cd-r ) and caera sensors ( color filter array ). history[ edit ] textile dyeing dates back to the neolithic period. throughout history, people have dyed their textiles using...
https://en.wikipedia.org/wiki/Dye