(fencing) A device used in electric fencing to detect no matter whether a weapon has struck an opponent, which connects to your fencer's weapon by a spool and human body wire. It works by using lights and audio to notify a hit, with various coloured lights for on goal and https://gabletoppak.com/reducing-microplastics-why-gable-top-cartons-are-better-than-plastic-water-bottles/