Crime Scene Fiber Evidence

     Fiber evidence can be horrendously confusing. There's probably about seven thousand dyes and pigments that are used in textiles. Any one of those requires about eight to ten unit processes to turn it into a usable chemical for dyeing. There are about twelve different ways to get dyes into textiles. There's about twenty-nine different dye categories. Any one color that you see in a garment rarely is the result of one dye. And there's all types of finishes, both chemical and physical, that change the final properties of the dye.

     And that's just color. That's not talking about the categories of polymer…

Fiber specialist in Crime Scene by Connie Fletcher, 2006