Unpleasant an aroma that suddenly appears on the shelves of a refrigerator can ruin the taste of even the freshest food. Often the cause is spilled milk, a forgotten piece of cheese or defrosted meat that has managed to soak into the plastic walls. Baking soda is one of the most accessible and effective means for solving this problem, acting as a powerful natural absorbent.
Unlike aggressive chemicals, Sodium bicarbonate not only masks aromas, but neutralizes them at the molecular level, without leaving toxic traces on surfaces in contact with food. NaHCO3 is a substance that can be found in every home cook's kitchen, and its use requires minimal effort. However, in order to achieve an ideal result, it is important to know the correct proportions and application technique.
In this article we will look in detail at how to prepare a cleaning solution, how long it will take to completely neutralize the odor and how to use soda for prevention. You will learn why this method works more effectively than expensive sprays and how to prolong the freshness of your products without extra costs.
Why soda is more effective than store-bought fresheners
Many consumers mistakenly believe that store-bought sprays and aroma tablets will solve the problem, but they often only interrupt one smell with another, creating a strange mixture of aromas. Sodium bicarbonate works principle of adsorption: its crystalline structure actively attracts and retains molecules of odorous substances, removing them from the air and from surfaces.
In addition, soda has a mild abrasive effect, which allows it to cope perfectly with greasy deposits, which are also the source of stagnant odors. Unlike chlorine-containing products, it does not require thorough rinsing with large amounts of water and is absolutely safe for children and animals.
⚠️ Attention: If the smell is putrid and very persistent, soda alone may not be enough - you first need to find and dispose of the source of the smell (spoiled product), otherwise cleaning will be useless.
Using this product It is economically profitable, since one pack costs mere pennies, and it is enough for many cleanings. You can be sure that after treatment there will be no chemical aftertaste left in the chamber, which often occurs after using synthetic washing gels.
Preparing the refrigerator for cleaning
Before you begin preparing the cleaning composition, you must properly prepare the unit. The first step should always be to completely defrosting (unless you have a No Frost system) and remove all products. Even if the food seems to be fresh, it is better to take it out into a cool place or into a cooler bag during cleaning.
Remove all removable elements: shelves, drawers, bottle holders and grilles. It is more convenient to wash them separately in a bathtub or large basin. It is better not to wash plastic parts with hot water to prevent them from cracking; warm water with the addition of soda is sufficient.
☑️ Preparation for cleaning
After removing the contents, carefully inspect the inner walls. Often the source of the odor is hidden in the rubber seals or in the drain hole. If you find dried stains or mold, they need to be carefully scraped off before applying the main cleaning agent.
Preparation of solution and proportions
For effective cleaning and eliminating odors, there are several proven recipes. The simplest and most versatile option is an aqueous solution. For one liter of warm water, add 2 tablespoons of powder and stir thoroughly until the crystals are completely dissolved.
If the smell is very strong or the surfaces are heavily contaminated with grease, you can make a more concentrated paste. To do this, mix soda with a small amount of water in a 1:1 ratio until it becomes thick sour cream. This mixture is applied to the stains and left for 15-20 minutes.
⚠️ Attention: Do not use metal utensils to stir the soda, as the metal may react with the solution. It is better to use a glass or plastic container.
To enhance the effect, some add a few drops of lemon or tea tree essential oil, which have additional antibacterial properties, to the solution. However, if you are sensitive to odors, it is better to limit yourself to pure soda, as it does the job perfectly.
Step-by-step instructions for removing odors
The cleaning process should be systematic to cover all areas where bacteria could settle. Take a soft sponge or microfiber soaked in the prepared solution and thoroughly wipe all internal surfaces of the camera. Move from top to bottom so that dirty water does not flow into already clean areas.
Pay special attention to corners, panel joints and sealing rubber bands. It is in the folds of rubber that mold and dirt most often accumulate. To clean the rubber, you can use a soft toothbrush dipped in a soda solution, carefully going through all the folds.
After treating all surfaces with the solution, wipe them with a clean damp cloth to remove any remaining product and dirt. Then wipe all surfaces dry with paper towels or dry rags. A humid environment promotes the growth of bacteria, so dryness is the key to success.
Don't forget to wash the removed shelves and drawers. Soak them in a bowl of soda solution for 15 minutes, then rub with a sponge and rinse with clean water. After drying, reassemble the refrigerator.
Dry method: soda as an odor absorber
If a slight odor still persists after general cleaning, or you want to prevent its appearance in the future, use dry soda. Pour the powder into a shallow bowl or cut off the top of a plastic bottle to create an open container.
Place a container of baking soda on one of the shelves. The crystals will work as a filter, absorbing excess moisture and foreign aromas from the air. It is recommended to change such a “trap” once a month so that it does not lose its properties.
| Method of use | Replacement frequency | Efficiency | Best place |
|---|---|---|---|
| Solution for washing | As soiled | High (source removal) | All surfaces |
| Dry powder in a container | 1 time per month | Medium (prevention) | Middle shelf |
| Soda paste | One time | Very high (for stains) | Complex stains |
| Mixture with coffee | 1 time every 2 weeks | High (aromatization) | Top shelf |
Interesting lifehack: you can mix soda with ground coffee in proportion 1:1. Coffee also perfectly absorbs odors and gives the refrigerator a pleasant coffee aroma. This mixture is especially relevant before the holidays, when there are a lot of different products in the refrigerator.
Prevention of odors
To avoid having to carry out general cleaning frequently, you should follow simple rules for storing food. All liquid foods, open canned food and dishes with a strong aroma (fish, smoked meats) should be stored in closed containers or under cling film.
Check your supplies of vegetables and fruits regularly. The rotting of even one apple or potato can quickly spread the smell throughout the entire chamber. Isolation of food is a key factor in freshness.
⚠️ Attention: Never put hot food in the refrigerator. A sudden change in temperature not only creates condensation, which promotes the growth of bacteria, but can also damage the compressor.
It is also useful to wipe the shelves with a damp cloth once a week, even if there is no visible dirt. This will prevent the formation of a sticky residue, which over time turns into a source of unpleasant odor.
Frequently asked questions (FAQ)
Can you use soda ash instead of baking soda?
No, soda ash (sodium carbonate) is a more aggressive chemical and may damage the plastic surfaces and rubber seals of the refrigerator. In addition, it is toxic when it comes into contact with food, so only baking soda is suitable for cleaning the internal chambers.
How often should you change the container with dry soda?
The optimal service life of an open container with soda in the refrigerator is about 30 days. After this, its absorbent properties are significantly reduced. You can check the relevance by dropping a little vinegar on the powder: if the fizzing reaction is weak or absent, it’s time to change the soda.
Will soda eliminate the smell of plastic in a new refrigerator?
Yes, soda helps reduce the smell of new plastic, but the process may take longer. It is recommended to wash a new refrigerator with a soda solution and leave it open for a day with a container of soda inside before turning it on for the first time.
Is baking soda safe for stainless steel?
Baking soda is safe for stainless steel, but if you use it as an abrasive paste, rub the surface along the grain of the metal to avoid leaving micro-scratches that could break the protective layer.
What to do if the smell does not go away after cleaning with soda?
If the smell persists, it may have penetrated into the thermal insulation layer through microcracks or there is a problem in the drainage system. In such cases, professional disassembly or the use of an ozonizer for deep disinfection may be required.