li>There are a variety of physical hazards in which there is danger to life, health, or bodily injury, such as proximity to moving mechanical parts, moving equipment, heavy parts, electrical shock, engine exhaust, working on elevated equipment, exposure to burns, and exposure to explosives (gases). Air power tools, electric drill, drill press, grinders (both hand and bench), wrenches, torches, welders, a variety of hand tools, air chipping hammers, and electric cords.