Work is subject to environmental conditions that occur inside and outside the facility; to noise and hazards (including a variety of physical conditions, such as proximity to moving mechanical parts, moving vehicles, electrical current, or exposure to chemicals); and to atmospheric conditions (including those that affect the respiratory system: fumes, odors, and dust, etc.). positioning self to complete a task (stooping, bending, kneeling, crouching, reaching); moving about to accomplish tasks (may be for long distances or moving from one work site to another); pushing; pulling; lifting 50 pounds without assistance; grasping; and using repetitive motion of the wrists, hands, and/or fingers.