(fencing) A device Utilized in electric fencing to detect whether a weapon has struck an opponent, which connects to a fencer's weapon by a spool and human body wire. It takes advantage of lights and seem to notify a hit, with diverse coloured lights for on focus on and off https://gabletoppak.com/aseptic-tetra-pak-vs-non-aseptic-gable-top-choosing-the-right-carton-for-your-needs/