This essay examines the effectiveness of home air purifiers in reducing outdoor pollution. While air purifiers can help lower the levels of pollutants indoors, they cannot completely eliminate external pollution. HEPA and activated carbon filters can capture particles and gases, improving indoor air quality. However, additional measures such as sealing windows, using air filters in HV... https://airhubco.com/are-home-air-purifiers-effective-against-outdoor-pollution/