An unpleasant smell in the refrigerator is a problem that every second home cook faces. It appears suddenly, penetrates food and spoils your appetite, and sometimes it seems impossible to get rid of it. The reasons can be different: from spoiled food to bacterial plaque on the seal. But the good news is you can eliminate the smell in 1-2 hourswithout resorting to the expensive services of specialists.
In this article we will examine 12 proven methods from express methods with improvised means to deep cleaning with professional absorbers. You will learn how to act upon musty, fish, mold or chemical aroma, as well as how to prevent its reappearance. All methods have been tested on refrigerators of different brands - from Atlant i Samsung to Indesit i Liebherr.
Important: if the smell is accompanied malfunctions (extraneous noise, insufficient cooling, ice on the back wall), first eliminate the technical problem - cleaning will not help here. In other cases, follow our instructions.
1. Express methods: how to remove odor in 30 minutes
If the odor appeared recently and does not have time to be absorbed into the plastic, you can deal with it in literally half an hour. These methods are suitable for fresh stains —for example, after defrosting or if you forgot fish in the refrigerator for a day.
- 🍋 Lemon juice + soda: mix 2 tbsp. l. juice with 1 tbsp. l. soda, apply to a sponge and wipe all surfaces. Lemon neutralizes odors, soda removes fat.
- ☕ Coffee grounds: place the dry grounds on a saucer and place on the middle shelf for 12 hours. Caffeine absorbs odor molecules.
- 🧂 Salt + vinegar: pour a layer of salt (1 cm) on the bottom of the refrigerator, place a glass of vinegar next to it. Close the door for 1 hour.
- 🌿 Essential oils: 5 drops of tea tree or lavender oil on cotton wool - place on the top shelf. The antibacterial effect will eliminate the cause of the odor.
Critical mistake: never use bleach or aggressive detergents (such as Domestos). They leave a toxic odor that is absorbed into food and can cause poisoning.
☑️ Express cleaning of the refrigerator
2. Deep cleaning: step-by-step instructions for persistent odors
If the smell is ingrained in the plastic or caused by mold, you will need complete disassembly of the refrigerator. This method takes 1-2 hours, but is guaranteed to eliminate even old “odors.”
You will need:
- 🧽 Soft sponge and toothbrush (for hard-to-reach places)
- 🧴 Dishwashing liquid (Fairy, AOS)
- 🧪 Hydrogen peroxide 3% (for disinfection)
- 🧻 Paper towels or microfiber napkins
- Turn off the refrigerator unplugged, remove all products and shelves. If model No Frost, wait for complete thawing (2-3 hours).
- Remove the sealing rubber (carefully prying it up with a screwdriver) and soak it in warm water with soda (2 tbsp per 1 liter).
- Wash all surfaces with a solution of dish soap (1 capful per 1 liter of water). For the back wall, use a toothbrush.
- Treat with peroxide (undiluted!) areas with mold or black spots. dots. After 10 minutes, rinse.
- Dry refrigerator with the door open for 1-2 hours. You can use a fan.
⚠️ Attention: Do not use abrasive or metal sponges. scrapers - they scratch the coating, and bacteria multiply faster in microcracks.
| Type of odor | Cause | Best elimination method |
|---|---|---|
| Musty | Mold or stagnant water in the drainage hole | Cleaning with peroxide + drying with a hairdryer |
| Fish/meat | Soaked into plastic after storing raw products | Lemon + soda, then absorbent (charcoal) |
| Chemical | New coating or detergent | Ventilation 24 hours with activated carbon |
| Sour | Sour milk or fruit | Vinegar solution (1:1 with water) |
3. Traditional odor absorbers: what really works
Important after cleaning prevent the reappearance of the odor. To do this, use natural absorbers - they are safe for products and effective for up to 1 month.
- ⚫ Activated. charcoal: crush 10 tablets, pour on a saucer. Change once every 2 weeks.
- 🍞 Rye bread: a slice of black bread on a plate absorbs odors in 12 hours.
- 🧅 Onion: cut in half and left overnight will remove even the smell of garlic.
- 🍎 Apples: 2-3 slices on the top shelf neutralize ammonia odors (from fish, meat).
For models with the system No Frost it is better to use gel absorbers (for example, Topperr 3104).They do not freeze and work for up to 3 months.
4. Professional remedies: when traditional methods do not help
If the smell returns despite cleaning, it’s time to use specialized chemistryIt is more expensive, but it works at the molecular level.
The best options:
- 🧪 OdorGone —a spray based on enzymes, decomposes organic compounds (suitable for odor). fish And meat smell).
- 🧴 Sano Refrigerator Cleaner —foam with antibacterial effect, does not require rinsing.
- 🔵 Blue Sky —tablets for the drainage system (eliminate mustiness from the inside).
- 🧽 Karcher RM 539 —concentrate for washing refrigerators (diluted 1:10).
Use the products strictly according to the instructions. For example, OdorGone you need to spray at a distance of 20 cm and leave for 5 minutes, and Sano it is enough to apply and wipe off after 30 seconds.
⚠️ Attention: Products with chlorine (such as White) can damage the rubber seal and cause corrosion of metal parts in models Samsung and LG with ion coating.
5. How to eliminate the smell in the freezer
The freezer requires a special approach - due to low temperatures, many methods do not work. This will help:
- Defrosting + cleaning: turn off the refrigerator, wait until it completely thaws. Wipe the walls with a solution of ammonia (1 tablespoon per 1 liter of water).
- Dry cleaning soda: sprinkle the bottom of the freezer with baking soda, remove with a vacuum cleaner after 30 minutes.
- Absorber for freezer: use special granules (for example, Fridge Freezer Deodorizer), which work at -18°C.
For models with Low Frost (for example, Bosch KGE39AW25R) after cleaning, turn on the mode SuperFreezing for 2 hours - this will help to “seal” the cleaned surfaces.
What to do if there is a smell of gasoline in the freezer?
This smell appears when there is a freon leak. Immediately unplug the refrigerator and call a technician - independent repairs are dangerous!
6. Prevention: how to prevent the appearance of odor
To prevent the problem from returning, follow simple rules:
- 📅 Monthly inspection: check products for freshness, throw away suspicious ones.
- 🧊 Storing raw foods: keep meat and fish in sealed containers containers (for example Tupperware or Lock&Lock).
- 🧽 Washing shelves: wipe them once every 2 weeks with a vinegar solution (1:3 with water).
- 🔄 Ventilation: once a month leave the refrigerator open for 10 minutes for ventilation.
For refrigerators with freshness zones (for example, Liebherr BioFresh) use special antibacterial wipes - they prevent the growth of microbes on 90%.
7. Common mistakes that increase odor
Many actions that seem logical actually worsen the situation. Avoid these mistakes:
- 🚫 Close the refrigerator immediately after washing. —moisture promotes the growth of bacteria. Always dry for 15-20 minutes.
- 🚫 Use fragrances (air fresheners, perfumes) - they mask the smell, but do not eliminate its cause.
- 🚫 Store fruits and vegetables open - they emit ethylene, which accelerates the spoilage of other products.
- 🚫 Ignore the drainage hole —a clogged tube leads to stagnation of water and mold.
If after cleaning the smell returns after 1-2 days, check door tightnessIn models Indesit i Ariston The seal often wears out and needs to be replaced (cost of a new rubber band: 800-1500 ₽).
FAQ: Answers to frequently asked questions
Can I use bleach for washing refrigerator?
No! Bleach is toxic and leaves a persistent chemical odor. For disinfection, it is better to use hydrogen peroxide or special products for refrigerators (for example, Sano).
Why did the smell become even stronger after cleaning?
This happens if you used a detergent with a strong aroma (for example, Mr. Muscle). It mixed with the residual smell, intensifying it. Rinse the refrigerator with clean water and dry for 24 hours.
How to remove the smell of plastic in a new refrigerator?
New refrigerators (especially Chinese brands. data-i="230">Do air ionizers for the refrigerator help? type Haier or Midea) often smell like plastic. Place plates with activated carbon on the shelves and ventilate for 2-3 days with the door open. The smell will go away in 3-5 days.
Do refrigerator air ionizers help?
Yes, but only models with UV lamp (for example, Xiaomi Viomi V2) They destroy bacteria - the main cause of odor.
What to do if the smell comes from under the refrigerator?
Most likely, the problem is in drain tube or compressor. Clean the tube with a wire and rinse with a soda solution. If the smell remains, call. technicians to check the compressor (possible oil leakage).