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  2. Push feed and controlled feed - Wikipedia

    en.wikipedia.org/wiki/Push_feed_and_controlled_feed

    Most push feed mechanisms use a spring loaded plunger type of ejector situated at the breech face, and this system ejects the spent casing as soon as the case mouth clears the ejection port. [9] Most controlled feed mechanisms use a fixed mechanical ejector attached to the receiver, which results in the bolt having to be pulled all or almost ...

  3. Extractor (firearms) - Wikipedia

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

    Most modern extractors are forceful enough to completely eject the casing from the gun (i.e. integrating the function of an ejector), but some require the user to manually remove spent cartridges. In this situation, the extractor loosens and moves the case out of the chamber just far enough to allow the user to grab and pull out the casing, but ...

  4. Firearm malfunction - Wikipedia

    en.wikipedia.org/wiki/Firearm_malfunction

    Rim lock is where the rim of the shell casing gets caught on the extractor groove of the casing underneath it. It is a common issue for calibers with large rims, such as 7.62×54mmR, or guns that have been rechambered for cartridges shorter than intended without replacing the original magazine with one that compensates for the shorter round.

  5. Gas-operated reloading - Wikipedia

    en.wikipedia.org/wiki/Gas-operated_reloading

    1) gas port, 2) piston head, 3) rod, 4) bolt, 5) bolt carrier, 6) spring Gas-operation is a system of operation used to provide energy to operate locked breech , autoloading firearms . In gas-operation, a portion of high-pressure gas from the cartridge being fired is used to power a mechanism to dispose of the spent case and insert a new ...

  6. The Foul Flirting Method of Male Ring-Tailed Lemurs - AOL

    www.aol.com/foul-flirting-method-male-ring...

    Although there are more than 100 species of lemurs, the ring-tailed lemur is arguably the most well-known thanks to King Julien in the hit children’s film Madagascar. His need to “move it ...

  7. November retail sales top Wall Street's expectations

    www.aol.com/finance/november-retail-sales-top...

    The control group in Tuesday's release, which excludes several volatile categories and factors into the gross domestic product reading for the quarter, increased by 0.4%, in line with estimates.

  8. Swiss flag concerns over Trump's US tariff hike proposals - AOL

    www.aol.com/news/swiss-raise-concerns-trumps...

    Economists have estimated that Swiss economic output could be reduced by 1% if severe amplification effects like a trade war broke out or companies started relocating to avoid tariffs.

  9. Glossary of firearms terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firearms_terms

    The metal shroud underneath the barrel of a revolver that surrounds and protects the extractor rod. The two types of underlugs include half-lug, meaning the shroud does not run the entire length of the barrel but instead is only as long as the extractor rod, and full-lug, meaning the shroud runs the full length of the barrel.