Peanut oil does expire and go bad in time. An opened container of peanut oil that is roasted or aromatic can be stored for 2 months. More »

According to Harvard Medical School, peanut butter is not bad for human health and is actually healthy for a number of reasons. The presence of saturated fat in peanut butter is what earned it the unhealthy label in the ... More »

www.reference.com Health Nutrition & Diets Nutritional Content

It's usually safe for dogs to eat peanuts, although like humans, some may be allergic. Peanut allergies aren't as frequent or intense with dogs, but it's still important to be cautious and aware. More »

www.reference.com Pets & Animals Pets Dogs

Peanut oil is safe to reuse after frying a turkey. Deep fried turkeys cook in less than one hour. It is recommended to discard cooking oils six hours after heating for safety. More »

Brown sugar does not spoil because it does not promote the growth of microbes; however, brown sugar that dries out becomes too hard to use for cooking and baking. Brown sugar consists of granulated sugar and molasses. More »

Brewed coffee doesn't spoil or become dangerous to drink after a while. But depending on the coffee drinker's standards, coffee may go "bad" in terms of a stale or funny taste. More »

It is possible for canned soup to go "bad" if it is not stored properly. Canned items are best stored in a cool, dry place out of direct sunlight and should be used prior to the expiration date. More »