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dynamite |
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dynamite, explosive explosive, substance that undergoes decomposition or combustion with great rapidity, evolving much heat and producing a large volume of gas. The reaction products fill a much greater volume than that occupied by the original material and exert an enormous pressure, ..... Click the link for more information. made from nitroglycerin and an inert, porous filler such as wood pulp, sawdust, kieselguhr, or some other absorbent material. The proportions vary in different kinds of dynamite; often ammonium nitrate or sodium nitrate is added. The mass is usually pressed in cylindrical forms and wrapped in an appropriate material, e.g., paper or plastic. The charge is set off with a detonator detonator (dĕ`tənā'tər) ..... Click the link for more information. . Dynamite was discovered by Alfred B. Nobel Nobel, Alfred Bernhard (äl`frĕd bĕrn`härd nōbĕl`), 1833–96, Swedish chemist and inventor. Educated in St. ..... Click the link for more information. in 1866. dynamiteBlasting explosive, patented in 1867 by Alfred P. Nobel. Dynamite is based on nitroglycerin but is much safer to handle than nitroglycerin alone. By mixing the nitroglycerin with kieselguhr, a porous silica-containing earth, in proportions that left an essentially dry and granular material, Nobel produced a solid that was resistant to shock but readily explodable by heat or sudden impact. Later, wood pulp was substituted as the absorbent, and sodium nitrate was added as an oxidizing agent to increase the strength of the explosive. |
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| AN Officer of the Government, with a great outfit of mule-waggons loaded with balloons, kites, dynamite bombs, and electrical apparatus, halted in the midst of a desert, where there had been no rain for ten years, and set up a camp. And the four of us landed on the little beach and set up housekeeping among the coconuts with a larder full of dynamite and square-face. As the sand is being poured into the well-hole, quantities of dynamite can also be thrown in |
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dynamite