Also found in: Dictionary, Acronyms, Wikipedia. (OPerations SECurity) Determining what information is publicly available in the normal course of operations that can be used by a competitor or enemy to its advantage. OPSEC is a common military practice that is also applied to civilian projects such as the development of new products and technologies. The Official Definition.
What a short duration is, and how it exactly impacts MRE shelf life, is anyoneâs guess. Chilling MREs in the fridge undoubtedly extends the shelf life of MREs, however it is not specified by how much. Some sites selling MREs claim they last as long as 130 months (almost 11 years) at 60 F (15 C) .
The box of cereal and can of soup I purchased at the grocery today have them. And as you know, medicines are given expiration dates too. Typically, the shelf life of a medicine is that period during which the potency of the medication drops a certain amount -- often 10 percent. It can be less than this 10 percent figure when a drug is not effective unless a very precise amount of medicine is delivered in each dose.