Additionally, the following physical abilities are required: balancing, climbing, crawling, crouching, feeling, fingering, grasping, handling, hearing, kneeling, lifting, mental acuity, pulling, pushing, reaching, repetitive motions, speaking, standing, stooping, talking, visual acuity and walking. The work is heavy and requires the ability to exert up to 100 pounds of force occasionally, and/or up to 50 pounds of force frequently, and/or up to 20 pounds of force constantly to move objects.