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Potassium nitrate/magnesium flash powder should be mixed and used immediately and not stored due to its tendency of self-ignition. If magnesium is not a very fine powder, it can be passivated with linseed oil or potassium dichromate. The passivated magnesium flash powder is stable and generally safe to store. 2 KNO 3 + 5 Mg → K 2 O + N 2 + 5 MgO
M-80s are an American class of large powerful firecrackers, sometimes called salutes. [1] M-80s were originally made in the mid 20th century for the U.S. military to simulate explosives or artillery fire. The "M" is designated by a U.S. military convention for "standard" equipment and "80" is for the 80 grains (5.2 grams) of flash powder within ...
Armstrong's mixture is a highly shock and friction sensitive [1] explosive. Formulations vary, but one consists of 67% potassium chlorate, 27% red phosphorus, 3% sulfur, and 3% calcium carbonate. [2] [3] It is named for Sir William Armstrong, who invented it sometime prior to 1872 for use in explosive shells. [4] [additional citation(s) needed]
Tannerite is a brand of binary explosive targets used for firearms practice and sold in kit form. [1] [2] The targets comprise a combination of oxidizers and a fuel, primarily aluminium powder, that is supplied as two separate components that are mixed by the user.
A typical cherry bomb contains a core of explosive composition (e.g., flash powder or, less commonly, black powder) which is generally encapsulated inside two nested paper cups, typically of the type used to plug the ends of an M-80, which is in turn most commonly surrounded by a layer (approx. one-quarter inch thick) of sawdust infused with a ...
Brad Spafford, 36, was found to have over 150 homemade explosive devices, an illegal short-barrel rifle, a target-practice photograph of President Biden, and bomb-building materials at his Norfolk ...
Chinese firecracker roll being set off Large flower cracker set off at night Firecrackers set off in Sibu, Malaysia, to celebrate Chinese New Year. A firecracker (cracker, noise maker, banger [1]) is a small explosive device primarily designed to produce a large amount of noise, especially in the form of a loud bang, usually for celebration or entertainment; any visual effect is incidental to ...
A quarter stick, colloquially known as the M-1000, is a large firecracker that falls within a certain range of dimensions: 1" x 2.5" or 3/4" x 6". These salutes typically carry 25 grams of flash powder but in rare occasions have been measured and can contain upward to 30 grams. Like the others, a piece of visco fuse 2 to 4 inches is protruding ...