What about in addition to formaldehyde after the hotel renovation?

Ventilation is the most effective and economical way to eliminate indoor pollution. On the one hand, fresh air can dilute indoor pollutants, which is beneficial to the discharge of indoor pollutants; On the other hand, it helps to release toxic and harmful gases in decoration materials as soon as possible. Ventilation is most suitable when the house is empty, such as before moving in or when traveling. It is best to choose ventilation after the sun comes out, and the longer the window is opened every day, the better, preferably not less than 2 hours. There are also several ways to see which one suits you! 1? Black tea and green tea method. 300 grams of black tea is soaked in two washbasins of hot water, put in the room, and open the window for ventilation. Within 48 hours, the indoor formaldehyde content decreased by more than 90%, and the pungent odor was basically eliminated by 2? Activated carbon removal method. Buy 800g granular activated carbon in addition to formaldehyde. Divide the activated carbon into 8 parts, put them on plates, and put two or three plates in each room, which can basically remove indoor odor in 72 hours. 3? Coal ash removal method. Prepare 400g coal ash, repackage it with washbasin, and put it in the room where in addition to formaldehyde is needed. The formaldehyde content can be reduced to a safe range within one week. The above methods are also applicable to families with no odor after decoration, because some harmful substances are colorless and tasteless, and the cleaner they are, the safer they are. 4 plant absorption method: plants with formaldehyde absorption function, such as chlorophytum, aloe, agave, Brahma, etc. ; 2. Plants that can absorb benzene, such as ivy and cycads; 3. Plants that can absorb trichloroethylene, such as evergreen, daisy and agave; 4. Plants that can absorb sulfur dioxide, such as Chinese rose and Chinese rose; 5. Plants with dust absorption function, such as osmanthus fragrans; 6. Plants with bactericidal effect, such as mint.