Lignosit III. differs from I. in that it may contain up to 4 per cent. of [blasting gelatine] and contains no bauxite.
The object of adding the neutral salts is evidently to make the explosive safer in coal mines. When intended for this purpose it is called Wetter-Lignosit I. or III.
Lignosit IV. consists of ammonium nitrate, not more than 13 per cent. of trinitro-toluene, not more than 13 per cent. of aluminium powder, and wood meal.
LITHOFRACTEUR is a name that has been given to more than one explosive. One introduced about 1873 by Krebs and Co. of Deutz, near Cologne, consisted of nitroglycerine absorbed in kieselguhr mixed with nitrates, charcoal or coal and sulphur. Some of it was imported into England at one time.
LOEWENPULVER or Castroper Sprengpulver is a German blasting powder consisting of a compressed or granulated mixture of sodium nitrate, manganese dioxide, sulphur and carbonaceous substances such as briquette powder or coal. It may also contain potassium nitrate, wood meal or tar.
LOMITE NO. 1 is an American coal-mine explosive on the Permissible List. It is a low-grade dynamite containing hydrated salts.
LOWINITE NO. 2-B is an American coal-mine explosive on the Permissible List. It is an ammonium nitrate explosive.
LUXIT I. is a German blasting explosive consisting of ammonium nitrate, not more than 17 per cent. of trinitro-toluene, and not more than 5 per cent. of wood meal.
LYDDITE.—A high explosive used in the British Services for filling shell. It consists simply of picric acid, which is melted under proper precautions and poured into the shell.
*Poudre M is a shot-gun powder made by the French Government, and is the one that is most used in France. Its composition is—