Synthetic fibers are created by extruding fiber forming materials through spinnerets into air and water, forming a thread. Common synthetic fibers include: 1. Nylon, 2. Modacrylic, 3. Olefin, 4. Acrylic, 5. Polyester, 6. Rayon, 7. Vinyon, 8. Saran, 9. Spandex, 10. Vinylon, 11. Aramids, 12. Modal, 13. Dyneema/Spectra, 14. PBI, 15. Sulfar, 16. PLA, 17.