Description: LHC News (CERN TV), 15 October 2009: The Large Hadron Collider (LHC) is cool! Huge compressors like these are located on five points around the LHC ring and are used to distribute gazeous helium at the temperature of 80k into the LHC helium vessels. Fed by 40 megawatt of electricity, the LHC cryo installations are the largest helium plants in the world. --- • www.youtube.com •