Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 962
GUTTA PERCHA. 959 The -water in all the compartments of the tank T should be used cold. When the crude gutta pcrchahappens to have a foetid smell, as is not unfrequently the case, mis with the water a solution of com-mon sola, or of chloride of lime. … In effecting the combination of sulphur ana sulphurets with gutta percha, expose the gntta perclia,after it has been cleansed and purified and reduced to a sheet state, to the combined action of steam ofa high temperature, and the vapors of orpiment (or other volatile sulphuret) and sulphur, (mixed…
Mechanical engineering · Mechanics · Engineering
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