If by use of "safety shield" you are referring to "Face Shield", ANSI
Z-871.1 says this in not suitable. ... Jim
In a message dated 4/4/2012 10:46:53 A.M. Eastern Daylight Time,
LISTSERV**At_Symbol_Here**listserv.med.cornell.edu writes:
5
Fogging and comfort are frequent
excuses for not wearing
goggles. I think that more effort needs to be
done in evaluating
anti-fogging solutions and other types of goggles or
safety shields. Safety
shields could be suitable for students wearing
prescription
eyeglasses.