Since its discovery in the 1700s by Joseph Black, carbon dioxide (CO2), a colorless, odorless gas, has found its way into several industrial, as well as everyday uses. The most common application is as an ingredient in soft drinks. Dissolved CO2 gas provides the “fizz” in various carbonated beverages. As CO2 is a key ingredient in many other food-based industries, its quality management is critical for ensuring consumer satisfaction and safety.
Contamination
Carbon dioxide produced for the beverage industry is both a co- and by-product of numerous industrial processes such as combustion, fermentation, ammonia, and hydrogen production, and chemical and refinery operations. It is also derived from natural sources such as the Jackson Dome in Mississippi.
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