World leader in gases, technologies and services for Industry and Health, Air Liquide is established in 80 countries and provides with more than 50,000 employees her services to more than 2 million customers and pati ents. Oxygen, nitrogen and hydrogen are Air Liquides focus activities since its foundation in 1902. The main activities are subdivided into so called units that are linked by an industrial logic, a source of synergies and optimizati on. Air Liquide’s ambition is to be the world industry leader, delivering long-term and sustainable performance. Air Liquide is listed on the Paris Euronext stock exchange (compartment A) and is a member of the CAC 40 and Dow Jones Euro Stoxx 50 indexes.