A nozzle, that is the snorkel, is then inserted to the packaging materials. It pulls a vacuum after which you can flushes the modified atmosphere into the package. The nozzle is taken off and also the offer is heat sealed. This process is ideal for bulk and huge operations.[eleven] https://www.linpack.com/news/benefits-of-using-modified-atmosphere-packaging-machines-in-perishable-goods-packaging