Ammonia: Used in the production of synthetic refrigerants.
Carbon dioxide: Used for cooling and as a food-grade gas for the preservation of perishable foods such as fruits, vegetables, and meat.
Nitrogen: Used to create an inert atmosphere during the storage of perishable goods to prevent oxidation.
Oxygen: Used in the cold storage industry for monitoring and maintaining safe oxygen levels in refrigerated areas.
Specialty gases like Ethylene and Sulphur Dioxide: Used in the cold storage industry as ripening agents for fruits and vegetables.