Thirty-six impure substances 三十六不淨物

Thirty-six impure substances (Wyl. mi gtsang ba'i rdzas so drug) —

1. hair
2. facial hair
3. teeth
4. nails
5. excrement
6. urine
7. sweat
8. mucus
9. tears
10. saliva
11. secretions*
12. skin
13. flesh
14. blood
15. bones
16. fat
17. marrow
18. veins
19. sinews
20. lungs
21. heart
22. liver
23. spleen
24. kidneys
25. stomach
26. small intestine
27. large intestine
28. colon
29. urinary bladder
30. grease
31. lymph
32. pus
33. phlegm
34. bile
35. brain
36. cerebral membrane

*Secretions (dri ma) includes eye secretions, ear wax, and plaque.