H&M Group, Arvind Ltd. and Indian start-up Deven Supercriticals to enter a groundbreaking partnershipH&M Group is planning to test Deven Supercriticals’ new technology SUPRAUNO® at Arvind Ltd., one of the group’s long-standing partner’s factories. This disruptive technology uses Supercritical CO2 instead of water and other chemicals to dye fabrics and the prototype has shown promising results in energy, water and chemical use reduction.