| No. | Item | Definition |
|---|---|---|
| 1. | acceleration | faster than normal tracing |
| 2. | additive | extra ingredient for effect |
| 3. | alkali | basic substance like lye |
| 4. | alkalinity | degree of basicity |
| 5. | apron | protective garment |
| 6. | ash | powdery surface residue |
| 7. | avocado oil | conditioning greenish oil |
| 8. | babassu oil | hard oil like coconut |
| 9. | bar | solid piece of soap |
| 10. | batch | one quantity made together |
| 11. | batter | mixed soap before hardening |
| 12. | bevel | trim bar edges |
| 13. | calculator | tool computing lye amounts |
| 14. | castor oil | oil boosting lather |
| 15. | charcoal | black cleansing additive |
| 16. | clay | earth additive for slip |
| 17. | cleansing | ability to remove oils |
| 18. | coconut oil | hard oil with big bubbles |
| 19. | colorant | ingredient that adds color |
| 20. | concentration | strength of lye solution |
| 21. | conditioning | skin feel after washing |
| 22. | cure | dry and harden over time |
| 23. | discoloration | unwanted color change |
| 24. | discount | reduced water in recipe |
| 25. | distilled water | purified water for recipes |
| 26. | DOS | orange spots from rancidity |
| 27. | embed | object enclosed in soap |
| 28. | essential oil | plant-derived aromatic oil |
| 29. | eucalyptus | fresh camphoraceous scent |
| 30. | exfoliant | ingredient that scrubs skin |
| 31. | fat | oil source for soap |
| 32. | fatty acid | acid component of fats |
| 33. | fragrance | scent added to soap |
| 34. | fumes | vapors released by lye |
| 35. | gel phase | heated translucent soap stage |
| 36. | gloves | hand protection from lye |
| 37. | glycerin | natural humectant in soap |
| 38. | goggles | eye protection for safety |
| 39. | grapeseed oil | light oil with short shelf life |
| 40. | hard water | mineral-rich water |
| 41. | hardness | firmness of finished soap |
| 42. | honey | sugary additive for soap |
| 43. | hot process | soap cooked during making |
| 44. | humectant | ingredient attracting moisture |
| 45. | humidity | moisture in the air |
| 46. | jojoba | liquid wax used in soap |
| 47. | lard | rendered pork fat |
| 48. | lather | foam made by soap |
| 49. | lauric | fatty acid for cleansing |
| 50. | layer | one level in soap |
| 51. | linoleic | fatty acid in many oils |
| 52. | loaf | long block of soap |
| 53. | longevity | how long a bar lasts |
| 54. | lye | strong alkali used in soapmaking |
| 55. | mango butter | soft butter for recipes |
| 56. | mica | sparkly mineral colorant |
| 57. | milk | liquid additive with sugars |
| 58. | mold | container shaping the soap |
| 59. | myristic | fatty acid aiding lather |
| 60. | neem oil | strong-smelling medicinal oil |
| 61. | oatmeal | grain additive for texture |
| 62. | oil | liquid fat used in recipes |
| 63. | oleic | fatty acid for conditioning |
| 64. | olive oil | mild conditioning soap oil |
| 65. | oxide | mineral colorant type |
| 66. | package | wrap for storage or sale |
| 67. | palm kernel oil | hard bubbly tropical oil |
| 68. | palm oil | hard oil for structure |
| 69. | palmitic | fatty acid adding hardness |
| 70. | peppermint | minty essential oil |
| 71. | percentage | part per hundred |
| 72. | pigment | insoluble coloring substance |
| 73. | potassium hydroxide | lye for liquid soap |
| 74. | rancidity | oil spoilage causing odor |
| 75. | ratio | proportion between ingredients |
| 76. | rebatch | remake soap by reheating |
| 77. | recipe | formula for ingredients |
| 78. | rice bran oil | mild oil for soap |
| 79. | ricing | grainy clumps in batter |
| 80. | saponification | reaction that makes soap |
| 81. | scale | tool for weighing ingredients |
| 82. | seize | thicken suddenly too fast |
| 83. | separation | oils split from batter |
| 84. | sodium hydroxide | lye for bar soap |
| 85. | stamp | press design into soap |
| 86. | stick blender | hand blender for soap |
| 87. | sugar | sweetener boosting bubbles |
| 88. | superfat | extra unsaponified oils |
| 89. | swirl | decorative mixed pattern |
| 90. | tallow | rendered animal fat |
| 91. | tea tree | sharp medicinal essential oil |
| 92. | temperature | degree of heat |
| 93. | thermometer | tool measuring temperature |
| 94. | trace | thickened soap batter stage |
| 95. | unmold | remove soap from mold |
| 96. | vanilla | sweet scent that discolors |
| 97. | vanillin | vanilla component causing browning |
| 98. | ventilation | fresh airflow for fumes |
| 99. | water | liquid dissolving the lye |
| 100. | zap | lye sting on tongue |