A Practical Treatise on the Fabrication of Matches, Gun Cotton, Colored Fires and Fulminating Powders

H. C. Baird, 1864 - 336 sider

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Side 316 - It may be placed in store, and preserved with great safety. The danger from explosion does not arise until it is confined. It may become damp and even perfectly wet without injury, and may be dried by mere exposure to the air. This is of great value in ships of war, and in case of danger from fire, the magazine may be submerged without injury.
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Side 312 - ... of a second, or to instantaneity. The instantaneous explosion of a large quantity of gun-cotton is made use of when it is required to produce destructive effects on the surrounding material. The slow combustion is made use of when it is required to produce manageable power, as in the case of gunnery.
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Side 311 - The waste in gunpowder is 68 per cent, of its own weight, and only 32 per cent, ia useful. This 68 per cent is not only waste in itself, but it wastes the power of the remaining 32 per cent. It wastes it mechanically, by using up a large portion of the mechanical force of the useful gases. The waste of gunpowder issues from the gan with much higher velocity than the projectile; and if it be remembered that in 100 Ib.
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