| Nitroglycerine | 49 |
| Collodion cotton | 1 |
| Sodium nitrate | 38 |
| Sulphur | 1·5 |
| Wood tar | 10 |
| Wood pulp | 0·5 |
FORCITE ANTIGRISOUTEUSE 3.—A Belgian coal-mine explosive of the [Carbonite] type—
| Nitroglycerine | 26 |
| Potassium nitrate | 33 |
| Barium nitrate | 1 |
| Rye flour | 38·5 |
| Bran | 1 |
| Sodium carbonate | 0·5 |
Charge limite | 750g. |
FORTEX.—A coal-mine explosive made by Explosives and Chemical Products, Ltd. The mixture, which was on the old Permitted List, was—
| Ammonium nitrate | 78·5 |
| Tetryl | 21·5 |
NEW FORTEX.—A modification of the above to pass the Rotherham Test—
| Date of Permit | 25-11-13 |
| Ammonium nitrate | 35 |
| Potassium nitrate | 33 |
| Tetryl | 12 |
| Ammonium chloride | 20 |
Limit charge | 10 oz. |
| Power (swing of ballistic pendulum) | 2·61” |
FORT PITT MINE POWDER NO. 1 is an American coal-mine powder on the Permissible List. It is a nitroglycerine explosive.
FRACTORITE.—A Belgian coal-mine explosive—
| B. | D. | ||
| Ammonium nitrate | 75 | Ammonium nitrate | 75 |
| Dinitro-naphthalene | 2·8 | Sodium nitrate | 10 |
| Ammonium oxalate | 2·2 | Nitroglycerine | 4 |
| Ammonium chloride | 20 | Ammonium oxalate | 7 |
| Flour | 4 | ||
Charge limite | 450 g. | Charge limite | 700 g. |