On the other hand, the use of gasses isn’t usually required. Occasionally, the process will entail only the appliance of the Distinctive film to wrap the solution. In this process, a different atmosphere is created In a natural way from the product’s “new” respiration and the liberation of gasses. https://www.linpack.com/news/benefits-of-using-modified-atmosphere-packaging-machines-in-perishable-goods-packaging