“DANGER” reversed on Red Oval on a Black Box and “DANGER MICROBIAL HAZARD KEEP OUT AUTHORIZED PERSONNEL ONLY RESPIRATORS AND PROTECTIVE CLOTHING ARE REQUIRED IN THIS AREA” measuring 3″ X 1000′. It meets OSHA Regulations for marking physical hazards.
“DANGER” reversed on Red Oval on a Black Box and “DANGER MICROBIAL HAZARD KEEP OUT AUTHORIZED PERSONNEL ONLY RESPIRATORS AND PROTECTIVE CLOTHING ARE REQUIRED IN THIS AREA” measuring 3″ X 1000′. It meets OSHA Regulations for marking physical hazards.