A filling cement historically used to repair china. Knockenplombe is prepared by mixing 1 part thymol with 2 parts iodoform at temperatures above 72C (162F). While the solution is hot, bone ash is added to form a cement that sets to stone hardness at room temperatures (Savage, 1954).
Sources Checked for Data in Record
- George Savage, Art and Antique Restorer's Handbook, Rockliff Publishing Corp, London, 1954