A nozzle, and that is the snorkel, is then inserted into the packaging substance. It pulls a vacuum after which flushes the modified atmosphere in the offer. The nozzle is taken off and also the deal is warmth sealed. This method is suitable for bulk and huge operations.[11] MSK https://www.linpack.com/news/benefits-of-using-modified-atmosphere-packaging-machines-in-perishable-goods-packaging