Advantages of using a food vacuum sealer is obviously the reduced wastage of food. Food can be purchased and stored for a lot longer than if they are not vacuum sealed. Buying in bulk is a great way to save time and money, as the food can simply be vacuum sealed and stored away for future use. Meat keeps better in the freezer as sealed meat prevents freezer burn, which happens when there is air in the meat’s packaging. http://www.willingappliances.com/vacuum-sealer/vacuum-packing-machine/