Cleaning out your refrigerator on a regular basis will help keep the food inside fresh. When cleaning your refrigerator, make sure to use a clean sponge and warm water. Clean every shelf and drawer. Dry the surfaces in the refrigerator with a paper towel or cloth, and never use chemically driven cleaners inside. Chemically driven cleaners can have a negative effect on the taste of the food youre storing. Use a box of baking soda to eliminate lingering odors in the refrigerator, and replace this box every three months. Clean the front grill of the refrigerator to allow airflow to the condenser. Use a brush or vacuum to clean the condenser coils. Always unplug the refrigerator before cleaning the coils.