Actual Shelf-Life for Dry Goods
Brigham Young University has determined that many food storage products, stored in sealed cans under controlled temperatures, will last years past their expiration dates. Here are some of their findings:
PRODUCT SHELF LIFE
Powdered Nonfat Dry Milk 13 years
Salt 30+ years
Sugar 30+ years
Wheat 30+ years
White Rice 30+ years
Pasta 17 years
Pinto Beans 24 years
Baking Soda 24 years
Rolled Oats 20 years
Potato Flakes 16 years
White Flour 12 years
For more information on this study: http://www.ivanhoe.com/science/story/2007/02/248a.html