That a proper quantity of this powder rammed into a hollow tube of brass or iron, according to its bigness, would drive a ball of iron or lead, with such violence and speed, as nothing was able to sustain its force.
Eta hauts honen kantitate egoki bat letoi edo burdinazko hodi huts batean estu sartuta, tamainaren arabera, burdin edo berunezko bola bat jaurtiki lezakeela, inork eustezinezko indar handi eta abiadaz.