3 days (before it gets soggy) depending on what kind it is.
If the sandwich has food on it that can spoil then it should be refrigerated. If it is refrigerated then it should be good. Some things like tuna salad sandwiches will make the bread soggy if left for too long.
A peanut butter and jelly sandwich does not need to be refrigerated, but it is recommended to store it in a cool place to prevent spoilage.
It is not necessary to refrigerate a PBJ sandwich, but it can help prolong its freshness and prevent the growth of bacteria.
A peanut butter and jelly sandwich is typically good for about 1-2 hours at room temperature before it should be refrigerated to prevent spoilage.
This depends on how old your sandwich was when you bought it, whether or not it was refrigerated, and several other factors. When in doubt, don't eat it!
A foot long submarine sandwich is 0.000189393939 miles long.
About four to five days, properly refrigerated.
3 to 4 days refrigerated
about a week
It won't make a difference, it will just be colder, if pellet [not refrigerated] 24hours, if flakes [not refrigerated] 20mins.
If you plan to use the leftovers, it should be refrigerated within 2 hours.
You can keep brown eggs refrigerated for at least 2-4 days.