DIY air filter effectively filters out indoor air pollutants: study

Providence, RI — Use of an “easy to construct” DIY air filter can protect building occupants against illness caused not only by viruses but also by two types of chemical pollutants, results of a recent study show.
This is a companion discussion topic for the original entry at https://www.safetyandhealthmagazine.com/articles/23495-diy-air-filter-effectively-filters-out-indoor-air-pollutants-study