The most commonly used cooling appliances in the food services industry are the refrigerator, freezer and chiller. Each one of them have their distinct features, capacities and operations. Therefore, it is essential to have the right type of storage in order to maintain the quality of food, as well as the food services. It is essential to know the difference between each of these refrigeration systems. Here we discuss all the three above mentioned refrigeration systems so you can be well informed before buying them.