Physical Demands: Frequent: Sitting, standing, walking, climbing stairs and/or ramps, balancing, stooping, kneeling, crouching, crawling, pulling, pushing, reaching, repetitive hand motions, hearing, speaking clearly, visual acuity, distinguishing colors, driving, traveling. Mental Demands: Ability to read, concentrate, communicate effectively (verbally and written), interpret, reason, understand verbal instructions, memorize, coordinate, compile, compute, analyze, differentiate.