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  2. Primer (firearms) - Wikipedia

    en.wikipedia.org/wiki/Primer_(firearms)

    Primer-actuated cartridges/piston primer cartridges use a primer in the form of a blank to contain the propellant within the cartridge, or as a piston to unlock the bolt and cycle the weapon's operation. Examples are the 9×51mm SMAW, MBA Javette and the M48A2.

  3. Tubes and primers for ammunition - Wikipedia

    en.wikipedia.org/wiki/Tubes_and_primers_for...

    The striker of the gun strikes the cap and fires the mixture. For larger guns an electric primer is used, the internal construction and action of which are precisely similar to the wireless tube already described; the exterior is screwed for the case. For percussion firing an ordinary percussion tube is placed in an adapter screwed into the case.

  4. Electronic firing - Wikipedia

    en.wikipedia.org/wiki/Electronic_firing

    In modern firearm designs, a firing pin and primer are used to ignite the propellant in the cartridge which propels the bullet forward. The firing pin must travel a short distance, creating a short delay between the user pulling the trigger and the weapon firing, which generally decreases accuracy.

  5. Maynard tape primer - Wikipedia

    en.wikipedia.org/wiki/Maynard_tape_primer

    Diagram of a Springfield Model 1855 Musket's lock mechanism. The small plate with the eagle on it is the cover for the Maynard tape system. Maynard's new system still required the musket's powder and Minié ball to be loaded conventionally into the barrel, but the tape system meant that the percussion cap no longer needed to be manually loaded onto the percussion lock's nipple.

  6. White House approves student debt cancellation for thousands ...

    www.aol.com/news/white-house-approves-student...

    One month before President Biden leaves the White House, the Biden administration announced it has forgiven student loan debt for 54,900 public service workers.

  7. Is It Safe to Use Expired Vitamins? The Truth About Vitamin ...

    www.aol.com/vitamins-expire-nutritionists-weigh...

    There are some vitamins that come with special storage instructions, so it’s important to thoroughly read labels, Davis-Cadogan says. For example, probiotics —which are usually sold in the ...

  8. Firing pin - Wikipedia

    en.wikipedia.org/wiki/Firing_pin

    The typical firing pin is a thin, simple rod with a hardened, rounded tip that strikes and crushes the primer. The rounded end ensures the primer is indented rather than pierced (to contain propellant gasses). It sits within a hole through the breechblock and is struck by the hammer when the trigger is "pulled". A light firing-pin spring is ...

  9. The Daily Weather Update from FOX Weather: Tropical trouble ...

    www.aol.com/news/daily-weather-fox-weather...

    The Daily Weather Update from FOX Weather: Tropical trouble ...

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