CO2 is produced during fermentation or comes from a sparkling mineral water source.
Indeed, carbon dioxide (CO2) is extracted from natural wells, or captured during its production in fermentation processes (wine, beer), ammonia production, …
Specific facilities are used to treat and purify CO2. After purification, the obtained CO2 is of food-grade quality and high purity to comply with the strictest requirements of the European standard (E290).
