Below you'll find some of the most frequently asked environment questions about Coca-Cola: Do you support a container deposit scheme? Can't find your question? Please send them to us. RELATED LINKS Where can I taste a free sample of Coca-Cola No Sugar? How many kilojoules in a can of Coke? What’s the price of Coca-Cola No Sugar? What does this mean for Diet Coke? What was the ‘Share a Coke’ campaign?