A nozzle, and that is the snorkel, is then inserted into the packaging materials. It pulls a vacuum then flushes the modified atmosphere into your package deal. The nozzle is taken out as well as package is heat sealed. This process is well suited for bulk and huge operations.[eleven] https://www.linpack.com/news/benefits-of-using-modified-atmosphere-packaging-machines-in-perishable-goods-packaging