Can onions absorb formaldehyde?

Everyone knows that indoor air can be very harmful to health. It is reported that formaldehyde mainly harms human skin and mucous membranes. If the formaldehyde concentration in the room is relatively high, people will feel uncomfortable indoors. If they stay there for too long, their eyes will become red, their throats will be swollen and sore, their voices will become hoarse, and they will feel chest tightness. Then, dermatitis will appear on the skin. If the formaldehyde concentration is particularly high, the patient will have difficulty breathing, and then serious diseases such as pulmonary edema will occur. Therefore, for newly renovated houses, it is necessary to remove formaldehyde in advance. There are many measures to remove formaldehyde. Today I recommend the method of using onions to remove formaldehyde.

Can putting onions after decorating a new house remove formaldehyde?

1. Nowadays, there are many folk methods of removing formaldehyde circulating on the Internet, such as using some fruit peels, water, vinegar, etc. Then, placing onions indoors has been shown through experiments that some chemical pollutants such as formaldehyde and benzene are insoluble in water. How can formaldehyde be removed without any reaction? It is nothing more than using the stronger smell of onions to cover up the smell of formaldehyde, and the effect is relatively short-lived. There is absolutely no scientific basis for this method, so these popular methods only treat the symptoms and not the root cause. After all, who can stand the smell of onions?

2. Formaldehyde will appear in the house after the decoration of a new house is completed, and the problem of removing formaldehyde has always been a headache. Although there are many ways to remove it, such as ventilation, plants, fruit peels and various folk methods, it is very controversial. Judging from the current market, photocatalysts are still relatively reliable. So today the editor will analyze how to put onions after decorating a new house to remove formaldehyde.

3. The volatilization of formaldehyde is a very long process, which may last up to more than ten years. The problem cannot be solved by masking or adsorbing the odor. Since we all know the harmfulness and long-term volatility of formaldehyde, we need to use scientific methods to remove formaldehyde most effectively. Therefore, putting onions after decorating a new house really cannot remove formaldehyde.

What role do onions play in a new house?

1. Placing onions in a new house can only reduce the smell of decoration, but it cannot actually remove harmful gases, and chemicals such as formaldehyde and benzene are not soluble in water. You can also choose specific plants to remove indoor pollutants in a targeted manner, such as plants that absorb formaldehyde, such as spider plants, aloe vera, agave, tiger tail plants, etc. Plants that have the function of absorbing benzene include ivy and cycad, and plants that have the function of absorbing trichloroethylene include evergreen, daisy, agave, etc. Plants that can absorb sulfur dioxide, such as roses and roses, plants that can absorb dust, such as osmanthus, and plants that can kill bacteria, such as mint.

2. Onions themselves have a greater effect on the human body. For example, we often catch colds in our daily lives, so onions have the effect of dispersing wind and cold and preventing colds. Onions have a strong pungent taste and can stimulate the secretion of gastrointestinal digestive glands, thereby increasing appetite and aiding digestion. Onions have a good effect in lowering blood pressure and blood sugar, and can also prevent thrombosis. Eating onions is very beneficial for people with high blood pressure, high blood lipids and high blood sugar. Onions contain the trace element selenium, which can enhance the body's metabolic capacity. Therefore, onions have anti-aging and anti-cancer effects.