A nozzle, which can be the snorkel, is then inserted into the packaging content. It pulls a vacuum and after that flushes the modified atmosphere to the offer. The nozzle is removed as well as the package is heat sealed. This method is appropriate for bulk and large operations.[11] https://rafaeldggff.wiki-jp.com/1302174/the_single_best_strategy_to_use_for_modified_atmosphere_packaging_machines