An air purifier is a device that removes contaminants from the air in a room. These contaminants can include dust, pollen, smoke, and pet dander. Air purifiers can help to improve air quality and reduce the risk of respiratory problems.
There are many different types of air purifiers on the market, so it is important to do your research before choosing one. Some factors to consider include the size of the room, the type of contaminants you want to remove, and the noise level of the purifier.