Second, regular sterilization. If you want to keep the refrigerator in good working condition, you should sterilize its interior regularly. First, take everything out of the refrigerator, and then clean it with diluted disinfectant. It is best to put the disinfectant into the watering can first, and then spray it all over the refrigerator. It will be cleaned in a few minutes, and then the liquid inside will be completely removed with a clean rag. This is the best way to sterilize the refrigerator. As long as we do this, the refrigerator will be cleaner.