They were charged with pyroxyle, taking into consideration its explosive power, which, as has been said, is four times that of ordinary powder: the projectile to be fired was cylindroconic.
On les chargea avec du pyroxile, en tenant compte de sa puissance explosive, qui, on l'a dit, est quadruple de celle de la poudre ordinaire; le projectile qu'ils devaient lancer était cylindro-conique.