Soluble and insoluble nitro-cellulose, 51.
Solubility of nitro-glycerine, 20.
Solvents for soluble gun-cotton, 52, 101.
Solubility test for gun-cotton, 214.
Specific gravity of explosives, 270.
Sprengel's explosives, 151.
Stowmarket, manufacture of gun-cotton at, 57.
Sulphuric acid, determination of strength of, 24.
Sy on test for nitro-cellulose, 269.
Temperature of nitration of nitro-glycerine, 29.