INTRODUCTION: IT is a generation since a dictionary of explosives has been published, and, in the meantime, many new explosives have been introduced. It is hoped, therefore, thatthis small volume, giving concise information about these special materials, may prove useful to those who have to deal with them. In Cundill and Thomsons Dictionary of Explosives, issued in 1895, there are many entries of the names of inventors and of mixtures which had been...