it depends...look on the expiration date. As stated, check for an expiration date, but an unopened jar (glass) of black olives should hang on for a while. If it's a metal cap on a glass jar, check for swelling of the button or the top of the cap..... if swollen, or pushed up, toss them. Better safe than sorry when it comes to eating food that you're unsure of.
Quite a long time (!), if you store an unopened package in a cool place - potentially many months. However, an opened package, at room temperature, stay edible for only days.
Nothing can stay good if it never was.
for about a week
pretty much forever
banana can stay edible up two weeks, with the proper setting and temperature
Unopened, several years. Opened, a day or two at most.
Fresh unpeeled carrots can stay out of the refrigerator and still be edible for a couple of days. However, if your house is hot, you should refrigerate them so that they last longer.
If unopened, it should be good for 3 to 4 days.
While I was in Portugal everyone kept a bowl on the table. As long as they are immersed in oil they keep.
First of all if it has a worm in it . It's not tequila its mesqul and as long as the worm isn't floating its ok
69 days, 189 if you're slender man
Hot dogs shouldn't be unrefrigerated for over two hours, whether they are cooked or uncooked.