IJR Editorial: World Refrigeration Day 2020

Editorial of Didier Coulomb, Director General of the IIR, published in volume 113 of the International Journal of Refrigeration (IJR) in May 2020. On June 26, 2019, day of the anniversary of the birth of Lord Kelvin, one of the refrigeration pioneers who gave his name to the temperature unit, the first "Word Refrigeration Day" was celebrated.