Facial hairhas always been a contentious issue, at one moment the fashion tip of choice from fighter pilots to Jesus, then the next moment so hideously off the pace that you only grew them for charity or if your religion demanded it. In the last few years, however, the old face fungus has never been more popular. Everyone from Gary Barlow to Abu Qatada is now sporting a chin stroker and to devastating effect as well. So, out of respect for the great and good who celebrated growing stuff on their face at the Beard and Moustache World Championships every other year, we’ve drawn up the list of jobs where facial hair isn’t just desirable, it’s a prerequisite.