Food-Grade Gases Explained: When Restaurants Should Use Nitrogen vs CO2
Why Food-Grade Gases Matter in Restaurants Food-grade gases play an important role in modern restaurants, cafes, bars, and beverage businesses. Two of the most commonly used gases are nitrogen (N2) and carbon dioxide (CO2). While both are essential for food and beverage operations, they serve different purposes. Understanding when to use nitrogen versus CO2 can help restaurants improve beverage quality, preserve freshness, and enhance customer experiences. What Is CO2 Used for in Restaurants? Carbon dioxide is primarily used for carbonation. Restaurants use CO2 in soda fountains, sparkling water systems, and draft beer dispensers . It creates the fizzy texture customers expect in carbonated beverages while helping maintain flavor consistency. CO2 is also used in food preservation and modified atmosphere packaging. Many restaurants and food suppliers use it to extend shelf life and reduce spoilage in packaged foods. Businesses that serve soft drinks or draft beer usually rely hea...