Work environment may involve exposure to bright/dim light, dusts and pollen, extreme heat and/or cold, wet or humid conditions, extreme noise levels, vibration, traffic, moving machinery, electrical shock, heights; and spends time working in a physically threatening environment that requires life and death decisions. The work requires the following physical abilities to perform the essential job functions: balancing, climbing, crawling, crouching, fingering, handling, hearing, kneeling, lifting, mental acuity, pulling, pushing, reaching, repetitive motion, speaking, standing, stooping, talking, visual acuity, and walking.