(fencing) A Device Utilized in electric fencing to detect whether a weapon has struck an opponent, which connects to the fencer's weapon by a spool and system wire. It takes advantage of lights and seem to inform a success, with distinctive coloured lights for on target and off goal hits. https://gabletoppak.com/aseptic-tetra-pak-vs-non-aseptic-gable-top-choosing-the-right-carton-for-your-needs/