How to effectively remove indoor formaldehyde and benzene?

After the renovation of the new house, formaldehyde, benzene and TVOC generally exceeded the standard, especially formaldehyde, which was extremely lethal. Long-term exposure to light will cause respiratory diseases of human body, and there will be a risk of cancer. In fact, it is not difficult to control these harmful substances as long as the right methods are chosen. Here are some tips for removing formaldehyde for your reference.

1, window ventilation is the best way to remove free formaldehyde. When opening the window, there will be a steady stream of fresh air to dilute the indoor air containing formaldehyde, thus achieving the purpose of purifying formaldehyde. However, window opening is easily affected by the weather and the effect is also affected by the apartment type.

2. Activated carbon is a traditional physical adsorption material, which is well received in indoor and outdoor pollution control. It has large specific surface area and strong adsorption capacity, but its adsorption capacity is limited and it does not have decomposition function. It needs to be replaced regularly when it is used, otherwise it may produce secondary pollution when it is saturated.

4. Under the condition of high temperature, it can promote the conversion of bound formaldehyde into free formaldehyde and reduce the total content of formaldehyde, because formaldehyde penetrates into the interior of the board, although it can not be completely removed, its effect is still obvious.

5. Plants such as green plants, aloe, cactus and green radish have a certain absorption capacity for formaldehyde, and can slowly consume the surrounding formaldehyde through photosynthesis. Because it is a plant, it is very safe and will not have other harmful effects. However, it should be noted that the absorption of formaldehyde by plants is limited, and it can only be used as "in addition to formaldehyde?