If you’ve been watching professional sports in recent weeks, you’ve likely seen game officials, TV commentators, and opposing teams separated from others with large sneeze guards. These clear acrylic or plexiglass shields are not only being used in professional sports, they’re quickly being installed in schools, banks, convenience stores, and in commercial offices on desks, counters and between cubicles as social distancing measures are increasingly mandated by local governments and requested by employees...