What will it take for businesses to regain the confidence of consumers, post-pandemic … that an establishment is free of contagion and safe to enter? After three decades in occupational safety and health, Robert Albrecht now owns a company, Infection Prevention Systems, that disinfects medical and business spaces. He thinks public demand will push regulatory change to set clear standards. Plus, University of Maryland scientist Dr. Don Milton explains how respiratory diseases are transmitted and how ultraviolet light can keep pathogens like the coronavirus from spreading.