ping
JP fuels are designated JP-4, JP-5 and so on. The shelf life is about 18 months, though the common recommendation is not to use fuel more than about 6-8 months old except in an emergency.
Source(s):
retired Boeing 747-400 Captain, Pacific routes
Diesel fuel has a 3-4 month shelf life
http://answers.yahoo.com/question/index?qid=20081031093336AAxtomT
Sounds like Israel is getting ready for their fuel to
be cut off...