COAGULATING MATERIALS 29-40
Ferments, 44; Nature of rennet, 45; Preparation of rennet
extract, 46; Pepsin, 47; Chemistry of curdling, 48; Use
of acid, 49; Robertson's theory, 50; Rennet curd, 51;
Hammarsten's theory, 52; Duclaux theory, 53; Bang's
theory, 54; Bosworth's theory, 55.