If you want to go on vacation while leaving food in the freezer, you shouldn’t miss this article. Today, we’ll give you a quick tip that will enable you to assess the safety of the food you’ve kept in the freezer.

We occasionally don’t notice when the power goes out while we’re away from home. It is possible that this will cause frozen food to defrost and degrade.

If you tried this experiment, you’d never have to worry about having expired produce in your refrigerator again. One woman discovered a brilliant way for us to determine if our refrigerators are still operating at peak efficiency with just a single mug of water and a penny.

The idea was developed by Sheila Pulanco Russell, who demonstrated it with regular tap water. Your fridge can keep your food well-chilled and frozen if the penny freezes. It is a very straightforward experiment. If it doesn’t say you’d need to buy a new refrigerator to prevent food from spoiling, try this at home right now.