How to Solve Formaldehyde in the Car?

2 Answers
Angelina
07/28/25 10:56pm
Solutions for formaldehyde in the car are as follows: 1. Use a heater to remove formaldehyde: Close the doors and windows, and direct the heater toward the interior of the car. Open the windows for ventilation every hour. The rise in temperature accelerates the release of formaldehyde. 2. Photocatalytic removal of formaldehyde: Photocatalysis is a widely used method for formaldehyde removal. Photocatalysts act as catalysts that trigger catalytic reactions under ultraviolet light, effectively eliminating formaldehyde from the air. 3. Water treatment for formaldehyde: Formaldehyde is highly soluble in water. Formalin, for example, is a solution containing about 40% formaldehyde dissolved in water. Therefore, formaldehyde can be partially removed through water treatment. 4. Bamboo charcoal and diatomaceous earth for formaldehyde removal: These materials adsorb free formaldehyde in the air, reducing the concentration of harmful gases indoors and bringing formaldehyde levels to normal. However, bamboo charcoal tends to saturate quickly, while diatomaceous earth can both adsorb and decompose formaldehyde simultaneously.
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StKira
08/12/25 3:23am
As an ordinary person with years of driving experience, I have extensive experience in dealing with formaldehyde issues in new cars. When a new car is first purchased, the strong interior odor is mainly caused by formaldehyde. I make it a habit to open the windows for ventilation every day, especially after parking and before driving, by opening the windows for 10 to 15 minutes to allow fresh air to circulate. Summer is the peak period, as higher temperatures cause more formaldehyde to be released, so I always park in shaded areas or use a car cover to block the sun. Additionally, I buy activated charcoal bags and place them under the floor mats and on the back seats—they effectively absorb harmful gases and are affordable and practical. Remember, don’t rush to close the windows and use the air conditioning in a new car; first, ventilate for a week or two to observe changes. Placing green plants like aloe vera or spider plants in the car can also help, but don’t rely on them entirely. The whole process requires patience; taking it slowly ensures health and safety. I noticed that after persisting for a month, the odor significantly faded. As for chemical deodorizers, I don’t recommend them—they only mask the problem without truly eliminating it.
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