The employee is occasionally exposed to airborne contaminants, radiation, chemotherapeutic agents, toxic or caustic chemicals, electrical hazards-shock, non-weather related heat or cold, variable weather conditions, moving mechanical parts and slippery surfaces. The employee must regularly lift, carry or push/pull less than 10 pounds, frequently lift, carry or push/pull up to 10 pounds, and occasionally lift, carry or push/pull up to 20 pounds.