More methods for indoor air purification in 2021 and 2022
The penetration rate of air purifiers is very high in European and American countries. We even know that the countries where these air purifiers belong are blue sky countries, and there is no problem of smog at all. Why do they still have so many people using air purifiers? Does anyone really know what indoor air pollutants are? But we know all kinds of pollutants in the air have more or less impact on human health, so what methods can be...