How to Deal With the Problem of Air Quality

A lot of people in the Northeast are dealing with poor air quality due to wildfire smoke. John Sutter sits down with Margaret Killjoy, a Prepper extraordinaire and expert on practical prepping. She explains how you can filter your indoor air by building an air filtration system out of box fan and five air filters. The Coursy Rosenthal box is also widely available at home depot or Lowe's.