Following up on:
An Australian media outfit had an interesting report
Youtube link
Check the simple demonstration using a can of aerosol antiperspirant. Representative of a sneeze or cough. See the spray pass easily through the mask?
False sense of security obvious enough yet?
Ah, but, you wanna signal how virtuous you are..... If that's what it takes?
>
An Australian media outfit had an interesting report
Youtube link
Check the simple demonstration using a can of aerosol antiperspirant. Representative of a sneeze or cough. See the spray pass easily through the mask?
False sense of security obvious enough yet?
Ah, but, you wanna signal how virtuous you are..... If that's what it takes?
>