I have been skeptical about these claims in the past. I really like this tear down of the previous claims[0]. Since this articles has some specificity, chloroform and benzene, with a mechanism it seems like some more solid ground, instead of the vague claims of pollutants. This may be a step in the right direction though I must admit this is outside of my expertise. [0] https://www.gardenmyths.com/garden-myth-born-plants-dont-pur...