If you are thinking of going on vacation and leaving food in the freezer, this is an article you should not miss. Today we shares with you a simple trick that will tell you if it is safe to consume the food that you left in the freezer.

Sometimes when we’re away from home, the power goes off and we never know about it. However, this can cause food stored in the freezer to defrost and deteriorate.

One woman has came up with an ingenius trick on how we can now check if our refrigerators are still in optimal working condition – with just a single mug of water and a penny! With such an experiment, you’d never have to worry about having spoilt vegetables or fruits in your fridge again.

Source: Sheila Pulanco Russell (Facebook)

An idea developed by Sheila Pulanco Russell, she demonstrates a fridge-mug experiment with simple tap water. It is an extremely easy experiment – if the penny freezes, its a good sign – your fridge’s able to keep your groceries well-chilled and frozen. If it isn’t, it probably tells you that you’d need to buy a new refrigerator to prevent food spoilage – try this at home now!