Name 50 materials used in discus throwing
1. Steel
2. Iron
3. Aluminum
4. Wood
5. PVC
6. Carbon fiber
7. Fiberglass
8. Titanium
9. Rubber
10. Polyurethane
11. Bronze
12. Brass
13. Copper
14. Lead
15. Zinc
16. Silver
17. Gold
18. Platinum
19. Tungsten
20. Nickel
21. Graphite
22. Kevlar
23. Aramid
24. Neoprene
25. Nylon
26. Polyester
27. Polyethylene
28. Polypropylene
29. Polyvinyl chloride (PVC)
30. Polyamide
31. Polystyrene
32. Acrylic
33. Glass
34. Ceramic
35. Concrete
36. Rubberized foam
37. Silicone
38. Balsa wood
39. Cork
40. Clay
41. Resin
42. Epoxy
43. Synthetic leather
44. Velcro
45. Leather
46. Suede
47. Latex
48. Polyimide
49. Acetate
50. Paper