An air purifier is a portable device that traps airborne contaminants in the air and improves indoor air quality, usually by removing allergens. These devices are quite popular in households as well as offices and are sold both as stationary units an...
An air purifier or air conditioner is a large-area machine that removes airborne contaminants from a room's air to enhance indoor air quality, thus decreasing allergic reactions and asthma attacks. These devices are most commonly sold as being benefi...