Results of a test aboard USS Roosevelt (CVN-71) in 1999, showed a 9% improvement in shelf life for oranges, 10% for cucumbers, 88% for lettuce and celery, and 245% for tomatoes. Research conducted over a more than thirty year period by the Natick research facility has resulted in a series of recommendations for the use of ethylene filters aboard Navy ships. Originally reported by Natick Research Center in 1987, and updated with laboratory studies in 1989, the conclusions were identical: Ethylene filters are the most effective and economical means of preserving Fruits and Vegetables aboard US Navy ships.
Extend-A-LifeTM Model # PS300 Sachets (NSN: 6850-01-412-4370)
For use of boxed produce in transport and storage
Recommendation: For Use With High Ethylene-Producing Commodities such as Apples, Passion Fruit, Pears, Melons, and Tomatoes, up to 40-50 lb. box