Interestingly, a recent study indicates that seems to be more form than function. https://www.cbc.ca/news/canada/british-columbia/beards-now-permitted-for-air-

Interestingly, a recent study indicates that seems to be more form than function. https://www.cbc.ca/news/canada/british-columbia/beards-now-permitted-for-air-canada-pilots-1.4825104 https://www.cbc.ca/news/canada/british-columbia/beards-now-p...