A nozzle, that is the snorkel, is then inserted into your packaging content. It pulls a vacuum and then flushes the modified atmosphere into your package. The nozzle is taken off as well as package deal is heat sealed. This technique is well suited for bulk and enormous functions.[11] Sourcing https://www.linpack.com/news/the-hidden-benefits-of-vacuum-packaging-machines-for-e-commerce-and-retail