Glue, Bone Products and Manures
GLUE AND GLUE TESTING. By Samuel Rideal, D.Sc. (Lond.), F.I.C. Fourteen Engravings. 144 pp. Demy 8vo. Price 10s. 6d. net. (Post free, 10s. 10d. home; 11s. abroad.)
Contents.
Constitution and Properties: Definitions and Sources, Gelatine, Chondrin and Allied Bodies, Physical and Chemical Properties, Classification, Grades and Commercial Varieties — Raw Materials and Manufacture: Glue Stock, Lining, Extraction, Washing and Clarifying, Filter Presses, Water Supply, Use of Alkalies, Action of Bacteria and of Antiseptics, Various Processes, Cleansing, Forming, Drying, Crushing, etc., Secondary Products — Uses of Glue: Selection and Preparation for Use, Carpentry, Veneering, Paper-Making, Bookbinding, Printing Rollers, Hectographs, Match Manufacture, Sandpaper, etc., Substitutes for other Materials, Artificial Leather and Caoutchouc — Gelatine: General Characters, Liquid Gelatine, Photographic Uses, Size, Tanno-, Chrome and Formo-Gelatine, Artificial Silk, Cements, Pneumatic Tyres, Culinary, Meat Extracts, Isinglass, Medicinal and other Uses, Bacteriology — Glue Testing: Review of Processes, Chemical Examination, Adulteration, Physical Tests, Valuation of Raw Materials — Commercial Aspects.
BONE PRODUCTS AND MANURES: An Account of the most recent Improvements in the Manufacture of Fat, Glue, Animal Charcoal, Size, Gelatine and Manures. By Thomas Lambert, Technical and Consulting Chemist. Illustrated by Twenty-one Plans and Diagrams. 162 pp. Demy 8vo. Price 7s. 6d. net. (Post free, 7s. 10d. home; 8s. abroad.)
Contents.
Chemical Composition of Bones — Arrangement of Factory — Properties of Glue — Glutin and Chondrin — Skin Glue — Liming of Skins — Washing — Boiling of Skins — Clarification of Glue Liquors — Glue-Boiling and Clarifying-House — Specification of a Glue — Size — Uses and Preparation and Composition of Size — Concentrated Size — Properties of Gelatine — Preparation of Skin Gelatine — Drying — Bone Gelatine — Selecting Bones — Crushing — Dissolving — Bleaching — Boiling — Properties of Glutin and Chondrin — Testing of Glues and Gelatines — The Uses of Glue, Gelatine and Size in Various Trades — Soluble and Liquid Glues — Steam and Waterproof Glues — Manures — Importation of Food Stuffs — Soils — Germination — Plant Life — Natural Manures — Water and Nitrogen in Farmyard Manure — Full Analysis of Farmyard Manure — Action on Crops — Water-Closet System — Sewage Manure — Green Manures — Artificial Manures — Mineral Manures — Nitrogenous Matters — Shoddy — Hoofs and Horns — Leather Waste — Dried Meat — Dried Blood — Superphosphates — Composition — Manufacture — Common Raw Bones — Degreased Bones — Crude Fat — Refined Fat — Degelatinised Bones — Animal Charcoal — Bone Superphosphates — Guanos — Dried Animal Products — Potash Compounds — Sulphate of Ammonia — Extraction in Vacuo — French and British Gelatines compared — Index.