Maoduoli natural gas is not carbonated beverage. Maoduoli natural gas is named after "natural gas", which is mainly used to attract consumers' attention and create a unique brand image in the market. Bottled liquefied petroleum gas is a clean, efficient and widely used energy source, which is used for cooking and heating in families and enterprises. Carbonated beverage is a kind of beverage containing carbon dioxide bubbles, which has a refreshing taste and a bubbling feeling. This bubble is produced by dissolving carbon dioxide gas in a liquid. Carbonated drinks can be transparent or dyed, and the common tastes are coke, lemonade and orange soda.