EDIBLE FATS AND OILS : Their Composition, Manufacture 

 and Analysis. By W. H. Simmons, B.Sc. (Lond.), and C. A, Mitchell, 

 B.A. (Oxon.). Demy 8vo. 150 pp. Price 7s. 6d. net. (Post free, 

 7s. 9d. home ; 8s. abroad.) 



Contents. 



Introduction,— Physiological Considerations— Constitution of Fats and Oils— Trygly- 

 ceride — Glyceride — Butyrin — Isovalerin — Caproin — Caprylin — Caprin — Laurin — Myristin— 

 Palmitin — Stearin— Olein—Ricinolein— Stearic Acid Series— Oleic Acid Series— Linolic Acid 

 Series— Linolenic Acid Series— Ricinolenic Acid Series. Raw Materials used in the Manu = 

 facture of Edible Fats and Oils.— Tallow— Mutton— Beef— Lard— Lard Oil— Cocoanut Oil 

 —Maize Oil— Cotton-seed Oil— Cotton-seed Stearine— Olive Oil— Arachis Oil (Earthnut or 

 Pea-nut Oil)— Sesame Oil— Palm Nut Oil (Palm Kernel Oil)— Sunflower Seed Oil— Cacao 

 Butter or Oil of Theobroma— Palm Oil— Soya Bean Oil— Shea Butter— Mowrah-seed Oil— 

 Margosa Oil. Bleaching, Deodorising, and Refining Fats and Oils.— Physical Methods 

 —Washing, Freezing, Filtration, Treatment, Steaming— Removal of Stearines— Methods of 

 Filtration— Chemical Methods— Caustic Soda— Sodium Carbonate— Alkaline Earths— Fre- 

 senius— Bleaching of Oils— Charcoal— Fullers' Earth— Ozone— Hydrosulphites— Sodium Bi- 

 sulphite—Sodium Hydrosulphite Formaldehyde— Organic Peroxides— Deodorisation of Fats- 

 Treatment of Rancid Fats. Butter.— Butter Fat— Water— Salt— Curd— Keeping Properties 

 of Butter— Rancidity of Butter— Renovated Butter— Preservatives in Butter— Physical Char- 

 acteristics— Solubility -Refractorative Examination— Chemical Characteristics— Hehner & 

 Reichert Values— Influence of the Food of the Cows— Cocoanut Oil in Butter— Artificial 

 Colouring Matters. Lard.— Lard Oil— Rendering of Lard— Commercial Grades : (1) Neutral 

 Lard ; (2) Leaf Lard ; (3) Choice Steam Lard or Choice Lard ; (4) Prime Steam Lard ; (5) Guts 

 - Lard Crystals— Influence of Food— Acidity of Lard— Water— Pole nske— The Iodine Value— 

 —Lard Oil, Margarine and Other Butter Substitutes.— Margarine, Oleomargarine or 

 Artificial Butter — Invention and Development — Modern Processes and Formula — Vegetable 

 Butter— Modern Process —Vegetable Butter— Palm Oil. Salad Oils.— Oils used for Culinary 

 and Confectionery Purposes— Chocolate Fats— Olive Oils— Sesame Oil— Cotton-seed Oil- 

 Sunflower Oil— Poppy Oil— Maize Oil -Chocolate Fats— Cocoanut and Palm Kernel Oil Stear- 

 ines— Other Vegetable Fats. Analysis of Raw Materials and Finished Products.— Raw 

 Materials— Specific Gravity— Free Fatty Acids— Saponification Value— Saponification Equiv- 

 alent—Iodine Absorption— Wij's Method— Bromine Absorption -Titer or Solidifying of the 

 Fatty Acids— Refractive Index— Unsaponifiable Matter— Valenta's Acetic Acid Test— Mau- 

 mene's Test— Bromine Thermal Value— Baudouin's Test— Tocher's Test— Olive Oil— Cotton- 

 seed Oil— Halphen's Test— Arachis Oil— Butter— Water— Examination of the Fat— Refractive 

 Power- Soluble and Insoluble Fatty Acids— Insoluble Fatty Acids— Casein— Curd— Colouring 

 Matters— Boron Compounds— Fluorides— Margarine, Vegetable Butter or other Butter Sub- 

 stitutes—Lard—Cheese—Water — Ash— Fat— Nitrogen— Chocolate— Unsweetened Chocolate 

 — Sweetened Chocolate — Granulated or Ground Chocolate— Chocolate Covered Goods — Milk 

 Chocolate Fat— Palm-nut Stearine — Dika or Gaboon Fat— Borneo Tallow or Tankawang Fat 

 — Illipe Fat— Fibre— Total Nitrogen— Sugar. Statistics of the Trade in Edible Oils.— 

 United Kingdom Trade— Exports— Italian Trade in Olive Oil— Spanish Oil Trade— Vegetable 

 Oil Trade of France— Cotton-seed Oil in the United States. 



Essential Oils and Perfumes^ 



THE CHEMISTRY OF ESSENTIAL OILS AND ARTI- 

 FICIAL PERFUMES. By Ernest J. Parry, B.Sc. 

 (Lond.), F.I.C., F.C.S. Second Edition, Revised and Enlarged. 552 pp, 

 20 Illustrations. Demy Svo. Price 12s. 6d. net. (Post free, 13s. home ; 

 13s. 6d. abroad.) 



Soaps. 



SOAPS. A Practical Manual of the Manufacture of Domestic, 

 Toilet and other Soaps. By George H. Hurst, F.C.S. 2nd edition, 

 390 pp. 66 Illustrations. Price 12s. 6d.net. (Post free, 13s. home; 

 13s. 6d. abroad.) 



TEXTILE SOAPS AND OILS. Handbook on the Prepara- 

 tion. Properties and Analysis of the Soaps and Oils used in Textile 

 Manufacturing, Dyeing and Printing. By George H. Hurst, F.C.S, 

 Crown Svo. 195 pp. 1904. Price 5s. net. (Post free, 5s. 4d. home ; 

 5s. 6d. abroad.) 



