pr_HCS Group and Lufthansa Group sign LOI to partner on Sustainable Aviation Fuel_EN_final pr_HCS Group and Lufthansa Group sign LOI to partner on Sustainable Aviation Fuel_EN_final 1st August 2023 Sandra Zirm pr_HCS Group and Lufthansa Group sign LOI to partner on Sustainable Aviation Fuel_EN_final Lufthansa Group and HCS Group sign LOI to partner on the production and supply of Sustainable Aviation Fuel “Made in Germany” 0