1. Ozone
2. PBB
3. PBDE
4. Perfume
5. Pesticides
6. Phenol
7. Phthalates
8. Plastarch Material
9. Poly Methyl Methacrylate
10. Polyamide
11. Polycarbonate
12. Polychlorinated Biphenyls PCB
13. Polyester
14. Polyetheretherketone
15. Polyetherimide
16. Polyethylene
17. Polylactic Acid
18. Polypropylene
19. Polystyrene
20. Polysulfone 21. Polytetrafluoroethylene 22.Polyurethane 23. Polyvinyl Acetate (PVAc) 24. Polyvinyl Chloride 25. Polyvinylpyrrolidone 26. Porcelain 27. Potassium Hydroxide
28. Printer's Ink
29. Pyrazine
30. Pyridine
31. Pyrrole
32. Resin
33. Rubber cement
34. Salicylic Acid
35. Silica
36. Silver Nitrate
37. Soap
38. Sodium Fluoride
39. Sodium Hydroxide
40. Sodium Hypochlorite
41. Sodium Lauryl Sulfate
42. Sodium Sulfate
43. Sodium Thiosulfate
44. Solvents
45. Styrene
46. Sulfur Dioxide
47. Sulfuric Acid
48. Tetrachloroethylene
49. Thermoplastic
50. Thermosetting
51. Thioglycol
52. Thiophene
53. Tobacco
54. Toluene
55. Tricchloroethylene
56. Turpentine
57. Urea-Formaldehyde
58. Urethanes
59. Wood Smoke
60. Xylene