Tea stalks (tea dregs), peels, onion slices and pineapple pieces can only cover up the smell and cannot absorb formaldehyde. Removing formaldehyde from tea and peel is a folk method, and there is no scientific basis.

Detailed case-Fuzhou No.1 Primary School was still being renovated before the school started.

There are many green plants and tea stalks in the classroom. The reporter didn't smell pungent smell in the classroom and corridor, but when the wind blows, there will still be obvious smell of paint and dust.

Extended data

Plants have a strong ability to absorb formaldehyde, such as chlorophytum, aloe and ivy.

1. Chlorophytum can carry out photosynthesis under weak light, absorb toxic and harmful gases in the air, and at the same time absorb carcinogens such as formaldehyde, styrene, carbon monoxide and carbon dioxide in the air.

Chlorophytum can also decompose benzene and absorb relatively stable harmful substances such as nicotine in cigarette smoke.

2. Strong in addition to formaldehyde and Benzene. It can decompose two harmful substances, namely formaldehyde in carpets, insulating materials and plywood, and xylene hidden in wallpaper that is harmful to the kidneys.

3. Eupatorium adenophorum has a good effect on purifying the air. The research shows that Huwei Blue can absorb some harmful gases in the room, effectively remove harmful substances such as sulfur dioxide, chlorine, ether, ethylene, carbon monoxide and nitrogen peroxide, and has a strong absorption capacity for formaldehyde.

Baidu Encyclopedia-in addition to formaldehyde Method

People's Network-Fuzhou No.1 Primary School was still under renovation before the school started.

Baidu encyclopedia-formaldehyde buster