Nitrogen filled foods with modified atmosphere packaging can also prevent food squeezing and crushing, food sticking or shrinking, and maintain the advantages of food geometry, dryness, crispness, color, flavor and so on.

Many people usually like to eat snacks, such as potato chips, bread biscuits and the like. However, many packages are bulging, and some people must think that it is just simple air. Actually not, it is filled with nitrogen.