1. Background and challenges

Numerous private and public players around the world are banking on hydrogen to reduce our society's carbon footprint, with the ambition of creating what we might call the "hydrogen economy". . France and Europe have set themselves the goal of moving away from dependence on fossil fuels by 2050, and the deployment of hydrogen is one of the solutions chosen to achieve this. With an aid plan worth at least nine billion euros between now and 2030 to accelerate development, France aims to develop a competitive French...