FIG. 11.
Escaped particles from a plastic face shield can travel to 1 ft. (a) t = 0 s and (b) t = 0.6 s after the emanation of sneeze.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.