In a study in Finnish daycare centers, researchers found that air purifiers decreased children's illnesses by as much as 18.2 percent.
We must pass legislation that incentivizes and requires clean indoor air.
https://yle-fi.translate.goog/a/74-20089670?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp