The Electric Coil Rifle, a staple of magnetic weaponry, and a standard by which such weapons are measured.
The basics of magnetic weaponry in the Cosmic Era
Rich Romans raised fish in private pools at their villas. A favorite fish was lamprey, a parasitic fish which sucks off blood and flesh but made an excellent meal. A particuarly gruesome punishment for slaves was to be thrown into the lamprey pool, where their flesh was ripped from the bone by swarms of the jawless fish.