If it exceeds the standard, it shall be handled in time:
1, always keep indoor ventilation.
2. Cut fresh grapefruit peel, orange peel or pineapple into small pieces and put them in the drawer of the room or cabinet. It takes about half a month to change them every one or two days.
3. Adsorption of activated carbon and Huankang nano-active ore, that is, nano-active ore is adsorbed in a cabinet.
4. You can try to plant green plants such as chlorophytum and aloe indoors to purify the air and help absorb harmful gases.