ELI5: Explain Like I'm 5

Military 12-gauge cartridges

Okay kiddo, do you know what a gun is? It's a machine that shoots bullets out really fast. And military 12-gauge cartridges are things that soldiers put inside their shotguns to be able to shoot better.

Imagine you have a tube (shotgun barrel) and you want to launch tiny metal balls (shot) out of it really far to hit something. Sometimes, you need to change the color of those tiny metal balls (different types of ammunition) and have them do different things.

This is where military 12-gauge cartridges come in. They are small containers that hold different kinds of shotgun ammunition. For example, one type of cartridge called a slug, is a larger piece of metal that flies straight and far to hit targets that are further away.

Another type of cartridge is called a shotshell, it contains small metal balls or pellets and spreads out into a wider area. This is good for hitting more than one target or animals flying in the sky.

Different cartridge types can have different amounts of pellets, they can be designed to be more powerful or less powerful, and they can even contain stuff like grenades that explodes upon impact.

Military 12-gauge cartridges make it easier for soldiers to use and carry their weapons effectively in different situations. But remember, guns are not toys and should always be handled with care and responsibility!