NuCO2 is a company. NuCo2 is a means of carbonating a beverage. Nu has no meaning. However Co2 refers to carbon dioxide.
NuCO2 is the only national provider of beverage grade carbon dioxide certified using ISBT guidelines and draught beer grade nitrogen gas solutions to the restaurant and hospitality industry.
NuCO2 reports to provide the most reliable, economical and convenient beverage carbonation solutions to more than 172,000 customers and carbonate over 43 million drinks every day, including:
National chain and local restaurants
Convenience stores
Theme parks and sports/entertainment venues
For more info, you can reach NuCO2's Customer Care Center at 1-800-472-2855.