A nozzle, which is the snorkel, is then inserted into the packaging substance. It pulls a vacuum and after that flushes the modified atmosphere in to the bundle. The nozzle is taken off plus the deal is warmth sealed. This technique is ideal for bulk and large operations.[11] R&D https://campbelle689wxy1.ouyawiki.com/1346902/not_known_facts_about_liquid_packaging_machines