5.7.12. The staff of a processing station assigned to egg processing and to preparation of processed eggs must:
(1) wear white or light-coloured work clothing making it possible to observe any soiling, and without pockets above the waist;
(2) wear a hat or a clean hairnet entirely covering the hair;
(3) wear a clean mask entirely covering the beard or the fringe.
Such clothing must be used exclusively for work in the station.