What was the point of brass shotgun shells, and are they still

MagTech 20ga 2-1/2 empty brass shotshells for reloading

MagTech 20ga 2-1/2 empty brass shotshells for reloading

Is possible use metal cartridges in pump-action shotgun? - Quora

Cleaning 10 Gauge Brass Shotgun Shells Presented by Larry

Whats on a Box of Shells

When was the 12 gauge shotgun shell invented? - Quora

Magtech 12 Gauge Brass Cased Shotshell Ammunition SBR12 15% Off

Is possible use metal cartridges in pump-action shotgun? - Quora

If you eject an unspent shotgun shell, is it safe to reload and use later or should it be discarded? - Quora

IS OLD SHOTGUN AMMO SAFE TO SHOOT? - IFA Tactical Training

Shotgun Ammo 101 Shotgun Ammo Explained

Reloading Brass 16 Gauge Shotshells

I recently discovered there was such thing as 4 gauge/4 bore shotgun shells. What is the use for this monster of a shell? - Quora