The appearance of a persistent unpleasant odor in the refrigerator is a problem that sooner or later every owner of household appliances faces. Often we do not notice the gradual deterioration in the quality of the air inside the chamber until we open the door after the weekend or discover a spoiled product. Unpleasant odor not only makes eating food a dubious pleasure, but also indicates the growth of bacteria that can be dangerous to health.
The reasons may be trivial: spilled milk that has flowed into hard-to-reach crevices, or a forgotten piece of cheese hidden behind vegetables. However, sometimes the source of the problem lies deeper - in a clogged drain hole or a system malfunction No Frost. In this article, we will look at what to do to make the smell disappear in the refrigerator, and consider both emergency measures and preventive methods.
Before running for air fresheners, it is necessary to conduct a complete audit of the contents and understand the nature of the “aroma.” If the smell resembles rotten fish or rotten cabbage, most likely there is an organic decaying source somewhere that needs to be found physically. Ignoring the root cause will only temporarily mask the problem, which will soon return with a double force.
Primary diagnosis and search for the source
The first step to solving the problem is complete defrostation i inspection. You can't just spray deodorant on top of the problem. You will need to unplug the appliance and remove all shelves and containers. Carefully inspect the rubber seals on the door: it is in the folds of old rubber that mold and food debris often accumulate, which give a musty smell.
Pay attention to the condensate drainage system. If you notice water at the bottom of the refrigerator or under the crisper drawers, the drain hole may be clogged. Stagnant water is an ideal environment for the proliferation of microorganisms. You can clean the channel using a special brush or soft wire wrapped in cotton wool.
- 🔍 Check the back wall: sometimes products freeze to the evaporator and begin to rot unnoticed by the eye.
- 🥛 Inspect the packaging of dairy products: even a closed package may have microcracks through which leakage contents.
- 🧊 Look into the freezer: the smell may come from there if fish or meat has been lying there for a long time with the seal of the packaging broken.
⚠️ Attention: If after defrosting and thorough cleaning the smell remains and has a plastic or burning taste, immediately stop using the device. This may indicate overheating of the wiring or a refrigerant leak, which requires calling a technician.
Professional odor elimination products
When the source is found and removed, the disinfection stage begins. The household chemicals market offers many sprays and gels designed specifically for kitchen appliances. They don't just mask odors, they destroy bacteria. When choosing a product, pay attention to the “food grade” or “safe for contact with food” label.
One of the effective methods is to use ozonator. This device saturates the chamber with ozone in a short time, which oxidizes and destroys odor molecules. Ozonators are especially effective against odors of mold and dampness, which are difficult to remove by mechanical cleaning. Also popular are odor absorbers with activated carbon or zeolite, which work on the principle of adsorption.
The table below shows a comparison of popular types of odor control products:
| Type of product | Principle of action | Speed of effect | Safety |
|---|---|---|---|
| Deodorant sprays | Chemical neutralization | Instantly | Require ventilation |
| Gel absorbers | Adsorption (absorption) | 2-4 hours | Absolutely safe |
| Coal filters | Physical adsorption | 6-12 hours | Absolutely safe |
| Ozonators | Oxidation of bacteria | 30-60 minutes | Safe after ventilation |
Folk methods and improvised means
If there are no special chemicals at hand, or you prefer natural methods, products that are in every kitchen will come to the rescue. The good old activated carbon works no worse than expensive filters. It is enough to crush 10-15 tablets and scatter the powder in small containers on the shelves of the refrigerator. This “tablet” needs to be changed once a week.
Ordinary table vinegar does the job perfectly. It kills germs and neutralizes alkaline compounds that are often the cause of stink. Wipe the inner walls with a solution of vinegar and water in a 1:1 ratio. After processing, leave the door open for 15-20 minutes so that the sharp smell of the acid itself evaporates.
- ☕ Coffee grounds: dried coffee is placed in plates, it absorbs aromas perfectly.
- 🍞 Black bread: a slice of rye bread left on a shelf for a day will draw out unpleasant odors.
- 🍚 Rice: raw rice in an open container works as a natural sorbent of moisture and odors.
Deserves special attention hydrogen peroxide. It is effective against organic contaminants. If milk or meat juice has been spilled, treatment with a 3% peroxide solution will help break down the protein compounds that give off the smell during rotting.
Why shouldn't you use bleach?
Chlorine-containing products (Belizna, Domestos) really are disinfected, but their vapors are toxic and can be absorbed into plastic and rubber seals. After such treatment, products may acquire a chemical taste, and rubber parts may quickly become unusable.
Cleaning hard-to-reach places and drainage
A common mistake when cleaning is ignoring hidden cavities. The smell can emanate for years from the drainage hole located on the back wall inside the chamber. To get to it, sometimes you need to remove the plastic panel. Warm water with the addition of soda or citric acid is poured into the hole, and then cleaned with a special flexible brush.
It is also worth checking the space behind the back panel in the freezer if you have a model No Frost. There is an evaporator and a fan there. If liquid or pieces of food get in there, they freeze, but when defrosted periodically, they begin to emit a stench. Getting there is more difficult; you may need to remove the back cover of the freezer.
⚠️ Attention: When cleaning the drainage, do not use sharp objects (knitting needles, knives) so as not to pierce the tube or damage the cooling circuit running in the walls of the refrigerator.
☑️ Cleaning the drainage system
Prevention: how to avoid problems in the future
The best treatment is prevention. To ensure that the question “what to do to make the smell disappear in the refrigerator” no longer arises, you must follow the rules for storing food. Use airtight containers for foods with strong odors (fish, smoked meats, cheeses). This will not only keep the air fresh, but will also extend the shelf life of the products themselves.
Check your inventory regularly. Make it a habit to check the dates on packages once a week and throw away any food items that have been left open for a long time. Wipe the shelves with a damp cloth immediately if something is spilled, without waiting for general cleaning.
To constantly maintain freshness, you can use automatic air purifiers that operate on batteries and are installed on a door or shelf. They release ions that inhibit bacterial growth. It is also useful to wipe the internal surfaces with a weak soda solution once a month.
When you need the help of a specialist
There are situations when no cleaning methods help. If you have tried all the remedies, disassembled and washed the refrigerator, and the smell remains, the problem may be technical. For example, a plastic or burning smell often indicates an overheated compressor or melted wiring. In this case, operating the device is dangerous.
Another case is the smell of sewerage or rotten water, which does not go away after cleaning the drainage. This may mean that there is a problem in the water drainage system outside the zones accessible to the user, or that there is a bacteria in the heat exchanger that cannot be removed without disassembling the unit.
In such cases, you should not experiment further. Calling a specialist will allow you to diagnose and, if necessary, replace damaged elements or carry out professional sanitation of the internal system of the refrigerator.
Is it possible to use car air fresheners in the refrigerator?
The use of car air fresheners is strictly not recommended. They contain synthetic fragrances and chemical compounds that can be toxic if they come into contact with food or are inhaled if left in confined spaces for long periods of time. In addition, their aroma can overpower the smell of food, making it tasteless.
How often should you wash the refrigerator to avoid smell?
It is recommended to completely defrost and wash the refrigerator every 3-4 months. However, wet cleaning of shelves and drawers should be done weekly, especially if you store fresh vegetables, fruits and meat. The regularity of cleaning depends on the loading of the chamber and the type of stored products.
Why did there be a smell in the new refrigerator?
The smell in the new refrigerator is normal. It comes from new plastics, rubber and lubricants. Before first use, the new device should be thoroughly washed with a solution of soda or vinegar and left open for a day for ventilation. Usually the smell disappears during the first week of operation.