patruunapohjaiset
Patruunapohjaiset is a Finnish term used to describe firearms and related devices that operate using a cartridge-based propellant system. In this context patruuna refers to a cartridge, and pohjaiset indicates that the mechanism is designed around cartridge-based ammunition rather than separate charges or older ignition methods. The term is commonly employed in discussions about ammunition and firearm design in Finnish-language sources.
The core concept of patruunapohjaiset is the cartridge, which contains a propellant, a primer, and a projectile
Historically, cartridge-based firearms emerged in the 19th century and rapidly supplanted older muzzle-loading and cap-based systems
Advantages of patruunapohjaiset include higher energy efficiency, standardized ammunition, easier reloading, and the ability to tailor
See also: cartridge, firearm, rimfire, centerfire, muzzleloader, breech-loading.