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  2. Flash powder - Wikipedia

    en.wikipedia.org/wiki/Flash_powder

    It is widely used in theatrical pyrotechnics and fireworks (namely salutes, e.g., cherry bombs, M-80s, firecrackers, and cap gun shots) and was once used for flashes in photography. Examples of theatrical binary flash powders. Note the shared oxidizer (A) powder for some types of fuels (B).

  3. Gunpowder - Wikipedia

    en.wikipedia.org/wiki/Gunpowder

    Gunpowder is a low explosive: it does not detonate, but rather deflagrates (burns quickly). This is an advantage in a propellant device, where one does not desire a shock that would shatter the gun and potentially harm the operator; however, it is a drawback when an explosion is desired.

  4. Smokeless powder - Wikipedia

    en.wikipedia.org/wiki/Smokeless_powder

    At high temperature, these flammable gasses will ignite when turbulently mixed with atmospheric oxygen beyond the muzzle of the gun. During night engagements, the flash produced by ignition can reveal the location of the gun to enemy forces [7]: 322–323 and cause temporary night-blindness among the gun crew by photo-bleaching visual purple. [27]

  5. Pyrotechnic composition - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnic_composition

    A pyrotechnic composition is a substance or mixture of substances designed to produce an effect by heat, light, sound, gas/smoke or a combination of these, as a result of non-detonative self-sustaining exothermic chemical reactions.

  6. Nitrocellulose - Wikipedia

    en.wikipedia.org/wiki/Nitrocellulose

    Because of their fluffy and nearly white appearance, nitrocellulose products are often referred to as cottons, e.g. lacquer cotton, celluloid cotton, and gun cotton. [4] Guncotton was originally made from cotton (as the source of cellulose) but contemporary methods use highly processed cellulose from wood pulp. While guncotton is dangerous to ...

  7. Pyrotechnics - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnics

    Pyrotechnic gerbs used in the entertainment industry. Pyrotechnics is the science and craft of creating such things as fireworks, safety matches, oxygen candles, explosive bolts and other fasteners, parts of automotive airbags, as well as gas-pressure blasting in mining, quarrying, and demolition.

  8. Gunshot residue - Wikipedia

    en.wikipedia.org/wiki/Gunshot_residue

    [a] Gunshot residue can also be removed from surfaces by washing, wiping, or brushing it off, so a negative result cannot fully rule out a gun was not fired by the tested object or area. [6] Expelled gunshot residue does not travel very far from the muzzle because the particles lack momentum.

  9. Fireworks - Wikipedia

    en.wikipedia.org/wiki/Fireworks

    Fireworks produce smoke and dust that may contain residues of heavy metals, sulfur-coal compounds and some low concentration toxic chemicals. These by-products of fireworks combustion will vary depending on the mix of ingredients of a particular firework.