... of pounded camphor, and four tablespoonsful of the best olive oil. Let it stand near the fire till it dissolves, stirring it well when liquid. Before the hands are washed, rub them thoroughly with a little of the cerate, then wash them as usual. Putting the cerate on before retiring answers very well. This quantity costs about twenty-five cents, and will last three winters. The vessel it is kept in should ... — Young's Demonstrative Translation of Scientific Secrets • Daniel Young