non-medical respirator equipment, namely, stationary and mobile air charging station comprised of an air compressor and respirator charging system for use by firefighters, law enforcement personnel, emergency personnel, hazardous materials personnel, military personnel, industrial personnel and SCUBA diving

non-medical respirator equipment, namely, stationary and mobile air charging station comprised of an air compressor and respirator charging system for use by firefighters, law enforcement personnel, emergency personnel, hazardous materials personnel, military personnel, industrial personnel and SCUBA diving