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  2. Firearm maintenance - Wikipedia

    en.wikipedia.org/wiki/Firearm_maintenance

    Front cover – The M16A1 Rifle – Operation and Preventive Maintenance by Will Eisner, issued to American soldiers in the Vietnam War. An inadequately maintained firearm will often accumulate excessive fouling and dirt within the barrel and receiver, which not only can clog up the rifling and decrease the firearm's accuracy and precision, but can also interfere with the proper operation of ...

  3. Brasso - Wikipedia

    en.wikipedia.org/wiki/Brasso

    Brasso has also been used to polish out scratches in plastics: It has been used to polish CDs, DVDs, screens, and pools to repair scratches. It is a mild solvent and an extremely fine abrasive, so when applied to the reflective surface of the disc and rubbed radially (in straight lines between the edge and centre), it can smooth scratches and reduce their effect.

  4. Accurizing - Wikipedia

    en.wikipedia.org/wiki/Accurizing

    A firearm's sights help its user to align the barrel with an intended target. In some cases the only refinement in a "target" firearm over a standard model is improved sights. [17] Adjustable sights are essential for most target shooting, as they allow compensation for variables such as target range and ammunition type.

  5. Conservation and restoration of historic firearms - Wikipedia

    en.wikipedia.org/wiki/Conservation_and...

    The term historic firearm refers to armaments used prior to the 20th Century. Firearms vary greatly in type, function, firing mechanisms, and decorative elements. Firearms are composite objects, meaning they are made of different materials. [1] Generally, the core components of historic firearms are metal (iron, steel, brass) and wood.

  6. Bluing (steel) - Wikipedia

    en.wikipedia.org/wiki/Bluing_(steel)

    Similarly, stainless steel parts may be immersed in a mixture of nitrates and chromates, similarly heated. Either of these two methods is called 'hot bluing'. Hot bluing is the current standard [ 7 ] in gun bluing, as both it and rust bluing provide the most permanent degree of rust-resistance and cosmetic protection of exposed gun metal, and ...

  7. Arsenal Firearms AF2011A1 - Wikipedia

    en.wikipedia.org/wiki/Arsenal_Firearms_AF2011A1

    The AF2011-A1 Double Barrel Pistol comes actually as the very first industrial double barrel semiautomatic pistol of all time. The original idea came about ten years back to Swiss armourer Vivian Mueller, who at the time experienced cutting and welding together multiple parts of the famous Sig P210: the result was a long slide, double barrel 9mm, highly decorated collector piece, which indeed ...

  8. Forensic firearm examination - Wikipedia

    en.wikipedia.org/wiki/Forensic_firearm_examination

    These striations are due to the rifling inside the barrels of firearms. Rifling spins the bullet when it is fired out of the barrel to improve precision. [ 2 ] Although bullet striations are individualized unique evidence, microscopic striations in the barrel of the weapon are subject to change slightly, after each round that is fired. [ 1 ]

  9. Glossary of firearms terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firearms_terms

    Drilling: A firearm with three barrels (from the German word drei for three). Typically it has two shotgun barrels in a side-by-side configuration on the top, with a single rifle barrel underneath. Drum magazine: A type of firearms magazine that is cylindrical in shape, similar to a drum. Dry fire: the practice of "firing" a firearm without ...