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A self-loading rifle or auto-loading rifle is a rifle with an action using a portion of the energy of each cartridge fired to load another cartridge. Self-loading pistols are similar, but intended to be held and fired by a single hand, while rifles are designed to be held with both hands and fired from the shoulder.
A break action is a type of firearm where the barrel(s) are hinged and can be "broken open" to expose the breech. Multi-barrel break action firearms are usually subdivided into over-and-under or side-by-side configurations for two barrel configurations or "combination gun" when mixed rifle and shotgun barrels are used.
GABA is the major inhibitory neurotransmitter in the brain, and glutamate is the major excitatory neurotransmitter. [130] Neurons link at synapses to form neural pathways , neural circuits , and large elaborate network systems such as the salience network and the default mode network , and the activity between them is driven by the process of ...
The needle-activated centerfire breech-loading gun would become a major feature of firearms thereafter. [34] Pauly made an improved version, protected by a patent, on 29 September 1812. [31] Probably no invention connected with firearms has wrought such changes in the principle of gun construction as those effected by the "expansive cartridge ...
From specific areas of the brain right down to your neurons.
A disassembled Mauser action showing a partially disassembled receiver and bolt. In firearms terminology and law, the firearm frame or receiver is the part of a firearm which integrates other components by providing housing for internal action components such as the hammer, bolt or breechblock, firing pin and extractor, and has threaded interfaces for externally attaching ("receiving ...
The M16 rifle and the AK-47, two common firearms with significant influences on firearm design. A firearm is any type of gun that uses an explosive charge and is designed to be readily carried and operated by an individual. [1] [2] [3] The term is legally defined further in different countries (see legal definitions).
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