Shelly Miller Shelly Miller is a professor of Mechanical Engineering at the University of Colorado Boulder. Articles By This Author Health & Happiness How to Keep Indoor Air Clean to Reduce the Chance of Spreading COVID Using increased ventilation or running an appropriately sized air cleaner or filter can add an extra layer of protection. Shelly Miller | Nov 23, 2020
Health & Happiness How to Keep Indoor Air Clean to Reduce the Chance of Spreading COVID Using increased ventilation or running an appropriately sized air cleaner or filter can add an extra layer of protection. Shelly Miller | Nov 23, 2020
