Table 1. Features of the elastomeric face-piece respirators (EHRs) equipped with dual organic vapor (OV) cartridges used in the present study.
OSFA: One size fits all
S: Small
M: Medium
L: Large
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.