The vacuum sealing approach makes a wonderfully airtight seal across the refreshing food and new gas atmosphere, which means which the food won't be susceptible to outside contaminants, oxygen molecules, or microorganisms following it’s sealed. The last word Busch technology comparison compares key pump systems specifically suitable for packaging https://view-publisher-site34444.wikififfi.com/1479741/the_smart_trick_of_tray_sealing_machine_that_nobody_is_discussing