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How to Choose a Refrigerator Refrigerators (sometimes called a fridge) are kitchen appliances that keep food and drinks cold. They are commonly used in homes, offices hotels, and college dorms. Certain refrigerators come with smart features, including cameras and sensors. Some refrigerators have touchscreens that let you watch videos or search for recipes, look up family calendars, and shopping lists. You can also leave notes. Temperature Control A proper temperature in the refrigerator will ensure food safety and avoid spoilage. This is especially important for food items like eggs and milk that can quickly rot at ambient temperatures however, they remain stable in refrigerator temperatures. Refrigerators are also extensively used to store pharmaceutical products like drugs and vaccines that become less effective over time. Refrigerator monitoring systems can ensure that the medical facility, laboratory or any other institution maintains the cold chain. A refrigerator is equipped with an internal thermal insulator to keep its contents cooler than the surrounding air. The heat pump is used to move warm air from the outside of the refrigerator into an insulated compartment, from which it becomes very cool. The refrigerator also has a controlled system that turns on the cooling system when its internal temperature rises above the pre-set threshold. This prevents bacteria from forming inside the refrigerator. Each refrigerator zone is designed to serve a distinct function. The bottom shelves are great for perishables like fresh meats and vegetables that require the most low temperature to keep their texture and flavor. Clearing the shelves allows cool air to circulate around the refrigerator. Keep soft cheeses and cured items in a separate drawer for deli for the perfect charcuterie platter. Refrigerators also feature doors made of stainless steel or glass to protect the interior and facilitate cleaning. Some refrigerators also include a door alarm that can be programmed to warn you if the fridge or freezer doors are closed for too long. They can be programmed to alert multiple individuals and in escalating levels based on your needs. You can also set them to send temperature graphs via text or email. Most refrigerators have built-in thermometers, but for those who don't, a stand-alone appliance thermometer can be a cheap method of monitoring the temperature of your freezer and fridge. It is essential to check the temperature of the freezer and fridge often, particularly in the event of a power failure or if you've manually changed the temperature setting. Ideal temperature for both the freezer and refrigerator is 40 degrees Fahrenheit. Capacity of Storage The capacity of your refrigerator is an important aspect to consider when selecting the model that is most suitable for your needs. There are a variety of sizes to choose from, ranging from small refrigerators that can hold a volume of less than 15 cubic feet to larger models that hold over 26 cubic feet. To determine the size you require, take into consideration your family's eating habits and the number of people living in your home. For two people with a family of two, an average of 11-13 cubic foot of refrigerator space is adequate for a household of two. For a family of three, 18 to 22 cubic feet is recommended. Look at the depth of the fridge, in addition to the overall space. Certain models are deeper than others, which allows them to fit into small spaces without taking up too much room under the counters. Cabinet-depth refrigerators are another option, and have a depth that is roughly the similar to the typical kitchen cabinet front (though handles can protrude a little further). These are a good option for homes with a limited counter space. They can also look sleeker. When shopping for a refrigerator, ask about the level of noise and energy consumption. There are many manufacturers that provide quieter refrigerators for residential use. Some offer refrigerators with less energy consumption than comparable models. You can determine the average energy consumption of a refrigerator by looking at the yellow Energy Guide label. Also, test a model's operation by opening and closing the doors. A majority of modern refrigerators come with a pantry drawer, which is a full-width area with separate temperature controls that can be used for storing various items. These drawers can be used to store trays for parties wine, other food items and more at a certain temperature. These drawers can be programmed to store wines or deli food items as well as soft drinks, based on the model. Energy Efficiency Refrigerators consume a lot electricity. That's why it is important to select one that is energy efficient. The good news is that refrigerators are becoming more energy efficient in the past. The insulation, motors and magnetic door seals on a modern refrigerator consume less energy than a refrigerator that is similar to its size. You can reduce the electricity consumption of your refrigerator even more by purchasing one that is energy efficient. A refrigerator that is Energy Star certified will consume much less energy than an equivalent model ten years old or more. Efficiency in energy is crucial for those who have no access to the grid for electricity. For homes that are not connected to the grid, refrigerators are usually among the most expensive appliances. Their high energy consumption also means that they require large systems of solar home systems that are not affordable for families earning less than $2 per day. The annual energy consumption of a refrigerator is a key element in determining whether it's economically feasible for consumers to purchase and operate. (PATH and WHO 2013, McCarney and. and. 2012). To understand how refrigerators function it is important to understand the basic refrigeration cycle. A refrigerator cools by pushing a liquid refrigerant through a sealed device beginning as a liquid and passes through a compressor that compresses the liquid into a vapor. This vapor flows into coils outside the refrigerator, and draws heat out of it. It then cools down, and turns back to liquid. This process is repeated several times, ensuring that the food remains cool while the vapor flows through the coils. Although refrigerators are among the most expensive appliances for off grid consumers, enhancing their energy efficiency makes them more affordable. By decreasing the amount of energy they consume, a refrigerator can be powered by a smaller SHS and reduce the overall cost of the system for consumers. Based on the size, style and features of the refrigerator, the energy savings will vary. For example, ice-makers and through-the-door water dispensers can add cost, but they can also significantly increase the energy use, which in turn increases the amount of SHS needed to power it. Maintenance The life expectancy of a refrigerator can be greatly improved with regular maintenance and inspection. Examine the condenser, the ice maker, and the defrost drain. Also, look for seals on the door. Cleaning and replacing the water filter is also important. Performing these simple maintenance tasks can extend the lifespan of your fridge as well as reduce your energy costs. Cleaning the inside of your fridge on a regular basis is the most efficient and efficient method to keep it clean. This includes throwing away old food and wiping down shelves as well as walls, crispers, and the inside of the doors of your freezer and refrigerator. This will reduce the chance of contracting foodborne illness and unpleasant odors. It is also recommended to periodically check the temperature of your refrigerator with an electronic thermometer in your refrigerator. Unmaintained fridges may experience temperature fluctuations which can cause food waste and more expensive electricity costs. It is also crucial to clean the condenser coils of your refrigerator twice a year to get rid of any dirt, hair, dust and other debris that may have built up. These coils, which are actually radiators that help remove heat from the refrigerator are located in the rear or bottom of your appliance. If they are dirty, they can't dissipate heat effectively and your refrigerator will require more power to run. Another thing to be able to check often is the gasket in your refrigerator that is designed to create an air-tight seal between the refrigerator and the ductwork in your home. It is essential to ensure that your fridge 's contents remain cool. However in time, the seal may be worn down by sticky and greasy fingerprints. syrups. Clean the seal of your fridge with a an abrasive towel to keep it in good condition. It is also a good idea, to clean the drip tray, which is located generally beneath the compressor unit of the refrigerator. This pan is used to collect the water that is drained from the refrigerator's defrost process. It should be cleaned regularly to avoid the growth of mold and unpleasant smells.