If mold is a problem in your home, you should clean up the mold promptly and fix the water problem. It is important to dry water-damaged areas and items within 24-48 hours to prevent mold growth. Molds gradually destroy the things they grow on.
Quick Answer. Canola oil, blended oil, olive oil and safflower oil can all be used for up to two years past their expiration date when unopened. Sesame oil, vegetable oil, corn oil, coconut oil and hazelnut oil all can be stored up to one year past their expiration date when unopened. Keep Learning.
Does Coconut Oil Spoil? How to Tell if Coconut Oil is Bad? Coconut oil can spoil, but it has a long shelf life. If you let food contaminants get into the bottle (such as by using a spoon that's already been used for something else) it will spoil sooner. Coconut oil will stay fine for a long time, but itâll go bad eventually.