(fencing) A tool used in electric powered fencing to detect irrespective of whether a weapon has struck an opponent, which connects to some fencer's weapon by a spool and physique wire. It makes use of lights and sound to inform a success, with unique coloured lights for on focus on https://gabletoppak.com/lakes-developed-under-smart-cities-initiative-in-coimbatore-turn-dumping-grounds-for-plastic-waste/