Occasionally (34%-66%): Chemical agents (Toxic, Corrosive, Flammable, Latex) Biological agents (primary air born and blood born viruses) (Jobs with Patient contact) Blood or Body Fluid (BBF) Physical hazards (noise, temperature, lighting, wet floors, outdoors, sharps) (more than ordinary office environment). Frequent (67%-100%): Equipment/Machinery/Tools Radiation Alpha, Beta and Gamma (particles such as X-ray, Cat Scan, Gamma Knife, etc) Radiation Non-Ionizing (Ultraviolet, visible light, infrared and microwaves that causes injuries to tissue or thermal or photochemical means).