A nozzle, which is the snorkel, is then inserted to the packaging content. It pulls a vacuum and then flushes the modified atmosphere to the package deal. The nozzle is taken off and also the bundle is heat sealed. This method is well suited for bulk and huge operations.[11] https://modified-atmosphere-packa15936.wonderkingwiki.com/1671836/facts_about_tray_sealing_machine_revealed