| No. 1. | No. 4. | |
| Date of Permit | 7-4-14 | 15-1-15 |
| Ammonium nitrate | 68·5 | 67 |
| Dinitro-benzene | 7 | — |
| Trinitro-toluene | 7 | 14·5 |
| Sodium chloride | 17·5 | 7 |
| Starch | — | 11·5 |
Limit charge | 14 oz. | 18 oz. |
| Power (swing of ballistic pendulum) | 2·85” | 2·79” |
The permits have now been repealed.
Abelite (without distinguishing number) is simply a mixture of ammonium nitrate and trinitro-toluene—
| Ammonium nitrate | 83 |
| Trinitro-toluene | 17 |
It is therefore a variety of [Bellite] in which the dinitro-benzene has been replaced by trinitro-toluene. It is used for filling grenades and general blasting purposes, but is not permitted in dangerous coal mines.
AEROLIT is a Danish ammonium nitrate explosive, e.g.—
| Ammonium nitrate | 78·125 |
| Potassium nitrate | 7·5 |
| Sulphur | 8·75 |
| Fat | 2·5 |
| Sago meal | 1·25 |
| Manganese dioxide | 1·25 |
| Resin | 0·625 |
AETNA COAL POWDER is an American coal-mine powder on the Permissible List. Brands A, B and C are nitroglycerine explosives. AA and No. 2 are ammonium nitrate explosives.
AETNA POWDER.—A variety of American dynamite containing 15 to 65 per cent. of nitroglycerine mixed with wood pulp and sodium nitrate. Roasted flour has sometimes been substituted for wood pulp.
AJAX POWDER.—A coal-mine explosive made by Nobel’s Explosives Co.