Air Liquide is a world leader in industrial gases and related services. In 2017, the company produced and sold 19 million tons of liquid air, which is equivalent to 11 billion cubic meters of gaseous air. This represents a significant contribution to the global air supply.

Air Liquide's liquid air is produced by a process called air liquefaction, which involves compressing and cooling air until it reaches its boiling point. At this point, the air separates into its constituent gases, which are then stored and transported in liquid form.

Air Liquide's liquid air is used in a wide range of industries, including:

• Steelmaking: Liquid oxygen is used to enrich the air blast in blast furnaces, which helps to produce molten iron and steel.
• Chemical processing: Liquid oxygen and nitrogen are used in a variety of chemical processes, such as the production of ammonia, nitric acid, and fertilizers.
• Electronics: Liquid nitrogen is used to cool electronic components during the manufacturing process.
• Food and beverage processing: Liquid nitrogen and carbon dioxide are used to freeze food, package food, and dispense beverages.
• Healthcare: Liquid oxygen is used in hospitals to treat patients with respiratory problems.

Air Liquide is committed to producing and supplying high-quality liquid air in a safe and sustainable manner. The company has a number of initiatives in place to reduce its environmental impact, such as using renewable energy to power its production facilities and developing new technologies to capture and reuse carbon dioxide.

Air Liquide's liquid air plays an important role in many industries and in our everyday lives. The company is a leading supplier of liquid air, and it is committed to producing and supplying high-quality liquid air in a safe and sustainable manner.