12. Alkalis 25-26 Caustic Soda 26 Caustic Potash 26-28 Sodium Carbonate (Soda Ash) 28-29 Potassium Carbonate 29 13. Additional Material Used in Soap Making 29-30 CHAPTER II. CONSTRUCTION AND EQUIPMENT OF A SOAP PLANT 31-34 CHAPTER III. CLASSIFICATION OF SOAP MAKING METHODS 35-46 1. Full Boiled Soaps 36-42 2. Cold Process 43-44 3. Carbonate Saponification 45-46 CHAPTER IV. CLASSIFICATION OF SOAPS 47-104 1. Laundry Soap 48 Semi-Boiled Laundry Soap 49-50 Settled Rosin Soap 50-54 2. Chip Soap 54-55 Cold Made Chip Soap 55-56 Unfilled Chip Soap 56 3. Soap Powders 56-59 Light Powders 60-61 4. Scouring Powders 61 5. Scouring Soap 61-62 6. Floating Soap 62-65 7. Toilet Soap 65-68 Cheaper Toilet Soaps 68-69 Run and Glued-up Soaps 69-71 Curd Soap 71-72 Cold Made Toilet Soaps 72-73 Perfuming and Coloring Toilet Soaps 73-75 Coloring Soap 75-76 8. Medicinal Soaps 76-77 Sulphur Soaps 77 Tar Soap 77 Soaps Containing Phenols 77-78 Peroxide Soap 78 Mercury Soaps 78 Less Important Medicinal Soaps 78-79 9. Castile Soap 79-81 10. Eschweger Soap 81-82 11. Transparent Soap 82-84 Cold Made Transparent Soap 84-87