Corsi-Rosenthal boxes, which is a fancy way of saying a cube of regular furnace air filters with a fan on top, a type of air filter invented during the coronavirus pandemic, turn out to be useful on an ongoing basis for reducing indoor air pollutants.
"PFAS, a type of synthetic chemical found in a range of products including cleaners, textiles and wire insulation, decreased by 40% to 60%; phthalates, commonly found in building materials and personal care products, were reduced by 30% to 60%."
A type of simple, DIY air filter can be an effective way to filter out indoor air pollutants
