Fibres TypeFibre ExampleComposition
Regenerated AcetateCellulose acetate
Regenerated TriacetateCellulose triacetate
Regenerated Viscose rayonRegenerated cellulose (precipitated from acid solution)
Regenerated LyocellRegenerated cellulose (precipitated from organic solution)
Regenerated AzlonRegenerated protein from natural sources (soy, peanut, milk, or corn)
SyntheticAcrylicmore than 85% of acrylonitrile
SyntheticModacrylic35 to 85% of acrylonitrile
SyntheticAramidKevlar, Nomex
SyntheticChloro fibrePolyvinyl chloride (PVC), Polyvinylidene dichloride (PVDC
SyntheticFluoro fibrePolytetrafluoroethylene (PTFE) (Teflon)
SyntheticPolyesterPET (polyethylene terephthalate) Polybutylene terephthalate (PBT)
SyntheticNylonNylon 6, Nylon 6,6 and Nylon 11
SyntheticOlefinPolyethylene (PE) and Polypropylene (PP)
SyntheticUrethanePolyurethane (Spandex, Lycra)
SyntheticVinalPoly Vinyl Alcohol (PVAI) nanofibers

Source: Forensic Analytical Techniques By Barbara H. Stuart

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